SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Schwab Strategic Trust, et al. – ‘485BPOS’ on 4/27/23 – ‘EX-101.DEF’

On:  Thursday, 4/27/23, at 5:47pm ET   ·   As of:  4/28/23   ·   Effective:  4/28/23   ·   Accession #:  1104659-23-51526   ·   File #s:  811-22311, 333-160595

Previous ‘485BPOS’:  ‘485BPOS’ on 12/19/22   ·   Next:  ‘485BPOS’ on 6/26/23   ·   Latest:  ‘485BPOS’ on 4/26/24   ·   37 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 4/28/23  Schwab Strategic Trust            485BPOS     4/28/23   30:9.6M                                   Toppan Merrill/FASchwab 1-5 Year Corporate Bond ETF SCHJSchwab 5-10 Year Corporate Bond ETF SCHISchwab Intermediate-Term U.S. Treasury ETF SCHRSchwab Long-Term U.S. Treasury ETF SCHQSchwab Municipal Bond ETF SCMBSchwab Short-Term U.S. Treasury ETF SCHOSchwab U.S. Aggregate Bond ETF SCHZSchwab U.S. TIPS ETF SCHP

Post-Effective Amendment of a Form N-1 or N-1A Registration   —   Rule 485(b)

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 485BPOS     Post-Effective Amendment of a Form N-1 or N-1A      HTML   3.14M 
                Registration                                                     
 2: EX-99.(I)   Opinion and Consent of Counsel                      HTML     13K 
 3: EX-99.(J)(1)  Consent of Deloitte & Touche LLP                  HTML     12K 
 9: R1          Document and Entity Information                     HTML     53K 
10: R2          Risk/Return Summary- Schwab 1-5 Year Corporate      HTML     93K 
                Bond ETF                                                         
11: R8          Risk/Return Detail Data- Schwab 1-5 Year Corporate  HTML    194K 
                Bond ETF                                                         
12: R9          Risk/Return Summary- Schwab 5-10 Year Corporate     HTML     93K 
                Bond ETF                                                         
13: R15         Risk/Return Detail Data- Schwab 5-10 Year           HTML    194K 
                Corporate Bond ETF                                               
14: R16         Risk/Return Summary- Schwab U.S. Aggregate Bond     HTML    111K 
                ETF                                                              
15: R22         Risk/Return Detail Data- Schwab U.S. Aggregate      HTML    224K 
                Bond ETF                                                         
16: R23         Risk/Return Summary- Schwab U.S. TIPS ETF           HTML    109K 
17: R29         Risk/Return Detail Data- Schwab U.S. TIPS ETF       HTML    205K 
18: R30         Risk/Return Summary- Schwab Short-Term U.S.         HTML    108K 
                Treasury ETF                                                     
19: R36         Risk/Return Detail Data- Schwab Short-Term U.S.     HTML    206K 
                Treasury ETF                                                     
20: R37         Risk/Return Summary- Schwab Intermediate-Term U.S.  HTML    109K 
                Treasury ETF                                                     
21: R43         Risk/Return Detail Data- Schwab Intermediate-Term   HTML    206K 
                U.S. Treasury ETF                                                
22: R44         Risk/Return Summary- Schwab Long-Term U.S.          HTML     92K 
                Treasury ETF                                                     
23: R50         Risk/Return Detail Data- Schwab Long-Term U.S.      HTML    187K 
                Treasury ETF                                                     
24: R51         Risk/Return Summary- Schwab Municipal Bond ETF      HTML     69K 
25: R55         Risk/Return Detail Data- Schwab Municipal Bond ETF  HTML    138K 
26: R56         Risk/Return Detail Data                             HTML     13K 
28: XML         IDEA XML File -- Filing Summary                      XML     51K 
27: XML         XBRL Instance -- tm239433-1_485bpos_htm              XML    657K 
 5: EX-101.CAL  XBRL Calculations -- ck0001454889-20230428_cal       XML     22K 
 6: EX-101.DEF  XBRL Definitions -- ck0001454889-20230428_def        XML   2.80M 
 7: EX-101.LAB  XBRL Labels -- ck0001454889-20230428_lab             XML    593K 
 8: EX-101.PRE  XBRL Presentations -- ck0001454889-20230428_pre      XML   2.83M 
 4: EX-101.SCH  XBRL Schema -- ck0001454889-20230428                 XSD    107K 
29: JSON        XBRL Instance as JSON Data -- MetaLinks              175±   497K 
30: ZIP         XBRL Zipped Folder -- 0001104659-23-051526-xbrl      Zip    870K 


‘EX-101.DEF’   —   XBRL Definitions — ck0001454889-20230428_def


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- Generated by CompSci Transform (tm) - http://www.compsciresources.com -->
<!-- Created: Sat Apr 22 01:49:18 UTC 2023 -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwab15YearCorporateBondETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwab15YearCorporateBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20001" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20001"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20002" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20002"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20003" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20003"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20004" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20004"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20005" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20005"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwab510YearCorporateBondETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwab510YearCorporateBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20008" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20008"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20009" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20009"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20010" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20010"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20011" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20011"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20012" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20012"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwabUSAggregateBondETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabUSAggregateBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20015" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20015"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20016" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20016"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20017" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20017"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20018" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20018"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20019" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20019"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwabUSTIPSETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabUSTIPSETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20022" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20022"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20023" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20023"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20024" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20024"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20025" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20025"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20026" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20026"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwabShortTermUSTreasuryETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabShortTermUSTreasuryETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20029" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20029"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20030" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20030"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20031" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20031"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20032" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20032"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20033" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20033"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwabIntermediateTermUSTreasuryETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabIntermediateTermUSTreasuryETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20036" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20036"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20037" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20037"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20038" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20038"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20039" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20039"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20040" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20040"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwabLongTermUSTreasuryETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabLongTermUSTreasuryETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20043" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20043"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20044" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20044"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20045" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20045"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualTotalReturnsBarChart20046" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20046"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAverageAnnualReturnsTransposed20047" roleURI="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20047"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DocumentRiskReturnSummaryUnlabeledSchwabMunicipalBondETF" roleURI="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabMunicipalBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleShareholderFees20050" roleURI="http://www.schwab.com/20230428/role/ScheduleShareholderFees20050"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleAnnualFundOperatingExpenses20051" roleURI="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20051"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#ScheduleExpenseExampleTransposed20052" roleURI="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20052"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwab15YearCorporateBondETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwab15YearCorporateBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwab510YearCorporateBondETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwab510YearCorporateBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwabUSAggregateBondETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabUSAggregateBondETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwabUSTIPSETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabUSTIPSETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwabShortTermUSTreasuryETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabShortTermUSTreasuryETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwabIntermediateTermUSTreasuryETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabIntermediateTermUSTreasuryETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwabLongTermUSTreasuryETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabLongTermUSTreasuryETF"/>
<roleRef xlink:type="simple" xlink:href="ck0001454889-20230428.xsd#DisclosureRiskReturnDetailDataElementsSchwabMunicipalBondETF" roleURI="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabMunicipalBondETF"/>
<arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default"/>
<arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain"/>
<arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension"/>
<arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member"/>
<arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all"/>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwab15YearCorporateBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20001">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20002">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20003">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20004">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20005">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_15_Year_Corporate_Bond_IndexMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_15_Year_Corporate_Bond_IndexMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_15_Year_Corporate_Bond_IndexMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwab510YearCorporateBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20008">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20009">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20010">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20011">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20012">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_510_Year_Corporate_Bond_IndexMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_510_Year_Corporate_Bond_IndexMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_510_Year_Corporate_Bond_IndexMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabUSAggregateBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20015">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20016">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20017">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20018">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20019">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_Aggregate_Bond_IndexMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_Aggregate_Bond_IndexMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_Aggregate_Bond_IndexMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabUSTIPSETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20022">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20023">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20024">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20025">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20026">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_Treasury_InflationLinked_Bond_Index_SeriesLMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_Treasury_InflationLinked_Bond_Index_SeriesLMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_Treasury_InflationLinked_Bond_Index_SeriesLMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabShortTermUSTreasuryETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20029">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20030">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20031">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20032">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20033">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_Treasury_13_Year_IndexMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_Treasury_13_Year_IndexMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_Treasury_13_Year_IndexMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabIntermediateTermUSTreasuryETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20036">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20037">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20038">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20039">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20040">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_Treasury_310_Year_IndexMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_Treasury_310_Year_IndexMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_Treasury_310_Year_IndexMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabLongTermUSTreasuryETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20043">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20044">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20045">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualTotalReturnsBarChart20046">
<loc xlink:type="locator" xlink:label="rr_BarChartTableAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1990" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1991" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1992" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1993" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1994" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1995" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1996" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1997" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1998" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn1999" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2000" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2001" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2002" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2003" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2004" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2005" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2006" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2007" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2008" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2009" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2010" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2011" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2012" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2013" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2014" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2015" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2016" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2017" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2018" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2019" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2020" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2021" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2022" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2023" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2024" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_BarChartTableAbstract" xlink:to="rr_AnnualReturn2025" order="36" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAverageAnnualReturnsTransposed20047">
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_PerformanceMeasureAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceMeasureDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceMeasureDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_PerformanceMeasureAxis" xlink:to="rr_PerformanceMeasureDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_index_Bloomberg_US_Long_Treasury_IndexMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_index_Bloomberg_US_Long_Treasury_IndexMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="ck0001454889_index_Bloomberg_US_Long_Treasury_IndexMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AfterTaxesOnDistributionsAndSalesMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AfterTaxesOnDistributionsAndSalesMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_PerformanceMeasureDomain" xlink:to="rr_AfterTaxesOnDistributionsAndSalesMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AverageAnnualReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="7" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DocumentRiskReturnSummaryUnlabeledSchwabMunicipalBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000077692Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000077692Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000077692Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000238180Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000238180Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000238180Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesTableTextBlock" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualFundOperatingExpensesTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualFundOperatingExpensesTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualFundOperatingExpensesTableTextBlock" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleWithRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleWithRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleWithRedemptionTableTextBlock" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionTableTextBlock" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartTableTextBlock" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="43" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleShareholderFees20050">
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000077692Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000077692Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000077692Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000238180Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000238180Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000238180Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareholderFeesAbstract" xlink:to="rr_ShareholderFeeOther" order="1" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleAnnualFundOperatingExpenses20051">
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000077692Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000077692Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000077692Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000238180Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000238180Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000238180Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ManagementFeesOverAssets" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_OtherExpensesOverAssets" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_OperatingExpensesAbstract" xlink:to="rr_ExpensesOverAssets" order="3" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/ScheduleExpenseExampleTransposed20052">
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000077692Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000077692Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000077692Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000238180Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000238180Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000238180Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear01" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear03" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear05" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ExpenseExampleAbstract" xlink:to="rr_ExpenseExampleYear10" order="5" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwab15YearCorporateBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066660Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066660Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066660Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214877Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214877Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214877Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_NonUSIssuerRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_NonUSIssuerRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_NonUSIssuerRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_DerivativesRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_DerivativesRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_DerivativesRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_ConcentrationRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_ConcentrationRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_ConcentrationRiskMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwab510YearCorporateBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066661Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066661Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066661Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214878Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214878Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214878Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_NonUSIssuerRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_NonUSIssuerRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_NonUSIssuerRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_DerivativesRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_DerivativesRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_DerivativesRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_ConcentrationRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_ConcentrationRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_ConcentrationRiskMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<!-- [WMV5][XcpuxYn59dz7vgYynUDuwG7r97K2jUTysl7vcz0lJt+RMWF/8mwKgXndJJ1SJyvmgKvxuLfGxyby5utv0/4ioUs4d9b0lih/rJtiFMBhcdc5VIHANSbuu6XzakC/LHE8IzHwTK38jmOkamWoR2N8tKnUs3CqtuSHIOMr7Eiqaz99M7OObjOh4IuWwbhyIKA9vWu1IKZW28Yy9V5EDaZ7kswytmJPtGamJtKZztz7GzrBDw77HmsC6vUM5+x5K5Ap9f0hq4TQpBpRcCbwxnnAFg==] CSR -->
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabUSAggregateBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000033156Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000033156Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000033156Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000102078Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000102078Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000102078Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PortfolioTurnoverRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PortfolioTurnoverRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PortfolioTurnoverRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PrepaymentAndExtensionRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PrepaymentAndExtensionRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PrepaymentAndExtensionRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_NonUSIssuerRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_NonUSIssuerRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_NonUSIssuerRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_DerivativesRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_DerivativesRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_DerivativesRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MortgageBackedAndMortgagePassThroughSecuritiesRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MortgageBackedAndMortgagePassThroughSecuritiesRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MortgageBackedAndMortgagePassThroughSecuritiesRiskMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_ConcentrationRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_ConcentrationRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_ConcentrationRiskMember" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabUSTIPSETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029407Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029407Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029407Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090317Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090317Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090317Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InflationProtectedSecurityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InflationProtectedSecurityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InflationProtectedSecurityRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabShortTermUSTreasuryETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029408Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029408Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029408Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090318Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090318Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090318Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PortfolioTurnoverRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PortfolioTurnoverRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PortfolioTurnoverRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabIntermediateTermUSTreasuryETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000029409Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000029409Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000029409Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000090319Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000090319Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000090319Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PortfolioTurnoverRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PortfolioTurnoverRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PortfolioTurnoverRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabLongTermUSTreasuryETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000066662Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000066662Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000066662Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000214879Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000214879Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000214879Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PortfolioTurnoverRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PortfolioTurnoverRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PortfolioTurnoverRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://www.schwab.com/20230428/role/DisclosureRiskReturnDetailDataElementsSchwabMunicipalBondETF">
<loc xlink:type="locator" xlink:label="rr_RiskReturnAbstract" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnAbstract"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusTable" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusTable"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ProspectusTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_LegalEntityAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LegalEntityAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="dei_LegalEntityAxis" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="dei_EntityDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_S000077692Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_S000077692Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_EntityDomain" xlink:to="ck0001454889_S000077692Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ProspectusShareClassAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ProspectusShareClassAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_ProspectusShareClassAxis" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareClassDomain" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareClassDomain"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_ProspectusShareClassAxis" xlink:to="rr_ShareClassDomain" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_C000238180Member" xlink:href="ck0001454889-20230428.xsd#ck0001454889_C000238180Member"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_ShareClassDomain" xlink:to="ck0001454889_C000238180Member" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskAxis" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskAxis"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="rr_ProspectusTable" xlink:to="rr_RiskAxis" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoneyMember" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoneyMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="rr_RiskLoseMoneyMember" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketRiskMember" order="1" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InvestmentStyleRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InvestmentStyleRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InvestmentStyleRiskMember" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MunicipalSecuritiesRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MunicipalSecuritiesRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MunicipalSecuritiesRiskMember" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_InterestRateRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_InterestRateRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_InterestRateRiskMember" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_CreditRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_CreditRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_CreditRiskMember" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SamplingIndexTrackingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SamplingIndexTrackingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SamplingIndexTrackingRiskMember" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TrackingErrorRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TrackingErrorRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TrackingErrorRiskMember" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PortfolioTurnoverRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PortfolioTurnoverRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PortfolioTurnoverRiskMember" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_PrepaymentAndExtensionRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_PrepaymentAndExtensionRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_PrepaymentAndExtensionRiskMember" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_DerivativesRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_DerivativesRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_DerivativesRiskMember" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_LiquidityRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_LiquidityRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_LiquidityRiskMember" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SecuritiesLendingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SecuritiesLendingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SecuritiesLendingRiskMember" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_ConcentrationRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_ConcentrationRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_ConcentrationRiskMember" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_TaxableInvestmentsRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_TaxableInvestmentsRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_TaxableInvestmentsRiskMember" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_MarketTradingRiskMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_MarketTradingRiskMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_MarketTradingRiskMember" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001454889-20230428.xsd#ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_AllRisksMember" xlink:to="ck0001454889_SharesOfTheFundMayTradeAtPricesOtherThanNAVMember" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AllRisksMember_0" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AllRisksMember"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="rr_RiskAxis" xlink:to="rr_AllRisksMember_0" order="0" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_SupplementToProspectusTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_SupplementToProspectusTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_SupplementToProspectusTextBlock" order="2" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskReturnHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskReturnHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskReturnHeading" order="3" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveHeading" order="4" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectivePrimaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectivePrimaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectivePrimaryTextBlock" order="5" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ObjectiveSecondaryTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ObjectiveSecondaryTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ObjectiveSecondaryTextBlock" order="6" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseHeading" order="7" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseNarrativeTextBlock" order="8" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesCaption" order="9" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeesColumnName" order="10" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOfferingPrice" order="11" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumCumulativeSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumCumulativeSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumCumulativeSalesChargeOverOther" order="12" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeImposedOnPurchasesOverOfferingPrice" order="13" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOfferingPrice" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOfferingPrice"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOfferingPrice" order="14" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumDeferredSalesChargeOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumDeferredSalesChargeOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumDeferredSalesChargeOverOther" order="15" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumSalesChargeOnReinvestedDividendsAndDistributionsOverOther" order="16" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFeeOverRedemption" order="17" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RedemptionFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RedemptionFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RedemptionFee" order="18" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFeeOverRedemption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFeeOverRedemption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFeeOverRedemption" order="19" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExchangeFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExchangeFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExchangeFee" order="20" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFeeOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFeeOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFeeOverAssets" order="21" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MaximumAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MaximumAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MaximumAccountFee" order="22" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ShareholderFeeOther" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ShareholderFeeOther"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ShareholderFeeOther" order="23" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesCaption" order="24" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OperatingExpensesColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OperatingExpensesColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OperatingExpensesColumnName" order="25" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ManagementFeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ManagementFeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ManagementFeesOverAssets" order="26" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionAndService12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionAndService12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionAndService12b1FeesOverAssets" order="27" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_DistributionOrSimilarNon12b1FeesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_DistributionOrSimilarNon12b1FeesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_DistributionOrSimilarNon12b1FeesOverAssets" order="28" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component1OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component1OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component1OtherExpensesOverAssets" order="29" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component2OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component2OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component2OtherExpensesOverAssets" order="30" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Component3OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Component3OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Component3OtherExpensesOverAssets" order="31" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesOverAssets" order="32" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesOverAssets" order="33" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOverAssets" order="34" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssets" order="35" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_NetExpensesOverAssets" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_NetExpensesOverAssets"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_NetExpensesOverAssets" order="36" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination" order="37" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverHeading" order="38" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverTextBlock" order="39" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PortfolioTurnoverRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PortfolioTurnoverRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PortfolioTurnoverRate" order="40" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseFootnotesTextBlock" order="41" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesDeferredChargesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesDeferredChargesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesDeferredChargesTextBlock" order="42" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRangeOfExchangeFeesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRangeOfExchangeFeesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRangeOfExchangeFeesTextBlock" order="43" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointDiscounts" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointDiscounts"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointDiscounts" order="44" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseBreakpointMinimumInvestmentRequiredAmount"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseBreakpointMinimumInvestmentRequiredAmount" order="45" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRepresentBothMasterAndFeeder" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRepresentBothMasterAndFeeder"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRepresentBothMasterAndFeeder" order="46" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesExplanationOfNonrecurringAccountFee" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesExplanationOfNonrecurringAccountFee"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesExplanationOfNonrecurringAccountFee" order="47" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_OtherExpensesNewFundBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_OtherExpensesNewFundBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_OtherExpensesNewFundBasedOnEstimates" order="48" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AcquiredFundFeesAndExpensesBasedOnEstimates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AcquiredFundFeesAndExpensesBasedOnEstimates" order="49" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesOtherExpensesHadExtraordinaryExpensesBeenIncluded" order="50" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesRestatedToReflectCurrent" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesRestatedToReflectCurrent"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesRestatedToReflectCurrent" order="51" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees" order="52" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleHeading" order="53" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearHeading" order="54" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNarrativeTextBlock" order="55" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearCaption" order="56" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleByYearColumnName" order="57" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear01" order="58" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear03" order="59" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear05" order="60" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleYear10" order="61" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionNarrativeTextBlock" order="62" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearCaption" order="63" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionByYearColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionByYearColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionByYearColumnName" order="64" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear01" order="65" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear03" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear03"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear03" order="66" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear05" order="67" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleNoRedemptionYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleNoRedemptionYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleNoRedemptionYear10" order="68" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleFootnotesTextBlock" order="69" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ExpenseExampleClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ExpenseExampleClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ExpenseExampleClosingTextBlock" order="70" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyHeading" order="71" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyNarrativeTextBlock" order="72" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_StrategyPortfolioConcentration" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_StrategyPortfolioConcentration"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_StrategyPortfolioConcentration" order="73" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskHeading" order="74" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNarrativeTextBlock" order="75" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskTextBlock" order="76" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskFootnotesTextBlock" order="77" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskClosingTextBlock" order="78" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskLoseMoney" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskLoseMoney"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskLoseMoney" order="79" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNondiversifiedStatus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNondiversifiedStatus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNondiversifiedStatus" order="80" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsuredDepositoryInstitution" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsuredDepositoryInstitution"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsuredDepositoryInstitution" order="81" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayImposeFeesOrSuspendSales" order="82" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundMayNotPreserveDollar" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundMayNotPreserveDollar"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundMayNotPreserveDollar" order="83" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundPriceFluctuates" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundPriceFluctuates"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundPriceFluctuates" order="84" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskMoneyMarketFundSponsorMayNotProvideSupport"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskMoneyMarketFundSponsorMayNotProvideSupport" order="85" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskNotInsured" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskNotInsured"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskNotInsured" order="86" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskCaption" order="87" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_RiskColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_RiskColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_RiskColumnName" order="88" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_Risk" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_Risk"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_Risk" order="89" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartAndPerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartAndPerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartAndPerformanceTableHeading" order="90" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceNarrativeTextBlock" order="91" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceInformationIllustratesVariabilityOfReturns" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceInformationIllustratesVariabilityOfReturns"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceInformationIllustratesVariabilityOfReturns" order="92" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceOneYearOrLess" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceOneYearOrLess"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceOneYearOrLess" order="93" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAdditionalMarketIndex" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAdditionalMarketIndex"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAdditionalMarketIndex" order="94" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityPhone" order="95" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceAvailabilityWebSiteAddress" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceAvailabilityWebSiteAddress"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceAvailabilityWebSiteAddress" order="96" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformancePastDoesNotIndicateFuture" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformancePastDoesNotIndicateFuture"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformancePastDoesNotIndicateFuture" order="97" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHeading" order="98" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartNarrativeTextBlock" order="99" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartDoesNotReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartDoesNotReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartDoesNotReflectSalesLoads" order="100" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnCaption" order="101" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnColumnName" order="102" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturnInceptionDate" order="103" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1990" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1990"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1990" order="104" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1991" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1991"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1991" order="105" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1992" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1992"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1992" order="106" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1993" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1993"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1993" order="107" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1994" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1994"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1994" order="108" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1995" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1995"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1995" order="109" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1996" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1996"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1996" order="110" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1997" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1997"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1997" order="111" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1998" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1998"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1998" order="112" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn1999" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn1999"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn1999" order="113" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2000" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2000"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2000" order="114" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2001" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2001"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2001" order="115" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2002" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2002"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2002" order="116" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2003" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2003"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2003" order="117" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2004" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2004"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2004" order="118" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2005" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2005"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2005" order="119" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2006" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2006"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2006" order="120" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2007" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2007"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2007" order="121" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2008" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2008"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2008" order="122" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2009" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2009"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2009" order="123" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2010" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2010"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2010" order="124" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2011" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2011"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2011" order="125" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2012" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2012"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2012" order="126" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2013" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2013"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2013" order="127" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2014" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2014"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2014" order="128" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2015" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2015"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2015" order="129" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2016" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2016"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2016" order="130" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2017" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2017"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2017" order="131" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2018" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2018"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2018" order="132" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2019" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2019"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2019" order="133" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2020" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2020"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2020" order="134" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2021" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2021"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2021" order="135" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2022" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2022"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2022" order="136" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2023" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2023"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2023" order="137" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2024" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2024"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2024" order="138" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AnnualReturn2025" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AnnualReturn2025"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AnnualReturn2025" order="139" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartFootnotesTextBlock" order="140" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartClosingTextBlock" order="141" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReasonSelectedClassDifferentFromImmediatelyPrecedingPeriod" order="142" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartReturnsForClassNotOfferedInProspectus" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartReturnsForClassNotOfferedInProspectus"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartReturnsForClassNotOfferedInProspectus" order="143" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_YearToDateReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_YearToDateReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_YearToDateReturnLabel" order="144" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturnDate" order="145" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartYearToDateReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartYearToDateReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartYearToDateReturn" order="146" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_HighestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_HighestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_HighestQuarterlyReturnLabel" order="147" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturnDate" order="148" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartHighestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartHighestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartHighestQuarterlyReturn" order="149" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_LowestQuarterlyReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_LowestQuarterlyReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_LowestQuarterlyReturnLabel" order="150" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturnDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturnDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturnDate" order="151" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_BarChartLowestQuarterlyReturn" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_BarChartLowestQuarterlyReturn"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_BarChartLowestQuarterlyReturn" order="152" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableHeading" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableHeading"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableHeading" order="153" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableDoesReflectSalesLoads" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableDoesReflectSalesLoads"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableDoesReflectSalesLoads" order="154" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableMarketIndexChanged" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableMarketIndexChanged"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableMarketIndexChanged" order="155" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_IndexNoDeductionForFeesExpensesTaxes" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_IndexNoDeductionForFeesExpensesTaxes"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_IndexNoDeductionForFeesExpensesTaxes" order="156" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableUsesHighestFederalRate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableUsesHighestFederalRate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableUsesHighestFederalRate" order="157" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNotRelevantToTaxDeferred" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNotRelevantToTaxDeferred"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNotRelevantToTaxDeferred" order="158" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableOneClassOfAfterTaxShown" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableOneClassOfAfterTaxShown"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableOneClassOfAfterTaxShown" order="159" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableExplanationAfterTaxHigher" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableExplanationAfterTaxHigher"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableExplanationAfterTaxHigher" order="160" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableNarrativeTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableNarrativeTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableNarrativeTextBlock" order="161" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesReasonPerformanceInformationForClassDifferentFromImmediatelyPrecedingPeriod" order="162" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableFootnotesTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableFootnotesTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableFootnotesTextBlock" order="163" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_PerformanceTableClosingTextBlock" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_PerformanceTableClosingTextBlock"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_PerformanceTableClosingTextBlock" order="164" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnCaption" order="165" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnColumnName" order="166" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnLabel" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnLabel"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnLabel" order="167" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear01" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear01"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear01" order="168" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear05" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear05"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear05" order="169" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnYear10" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnYear10"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnYear10" order="170" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnSinceInception" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnSinceInception"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnSinceInception" order="171" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_AverageAnnualReturnInceptionDate" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_AverageAnnualReturnInceptionDate"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_AverageAnnualReturnInceptionDate" order="172" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldCaption" order="173" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldColumnName" order="174" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYieldPhone" order="175" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayYield" order="176" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_MoneyMarketSevenDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_MoneyMarketSevenDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_MoneyMarketSevenDayTaxEquivalentYield" order="177" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldCaption" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldCaption"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldCaption" order="178" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldColumnName" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldColumnName"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldColumnName" order="179" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYieldPhone" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYieldPhone"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYieldPhone" order="180" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayYield" order="181" xbrldt:closed="true"/>
<loc xlink:type="locator" xlink:label="rr_ThirtyDayTaxEquivalentYield" xlink:href="https://xbrl.sec.gov/rr/2023/rr-2023.xsd#rr_ThirtyDayTaxEquivalentYield"/>
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="rr_RiskReturnAbstract" xlink:to="rr_ThirtyDayTaxEquivalentYield" order="182" xbrldt:closed="true"/>
</definitionLink>
</linkbase>


37 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 3/02/23  Schwab Strategic Trust            N-CSR      12/31/22    4:19M                                    Donnelley … Solutions/FA
 1/17/23  Schwab Strategic Trust            485APOS                3:1.1M                                   Toppan Merrill/FA
11/07/22  Schwab Strategic Trust            POS EX     11/07/22    4:244K                                   Toppan Merrill/FA
 9/28/22  Schwab Strategic Trust            485BPOS     9/28/22   23:2.5M                                   Toppan Merrill/FA
 7/29/22  Schwab Strategic Trust            485BPOS     7/29/22   22:2.3M                                   Toppan Merrill/FA
 7/15/22  Schwab Strategic Trust            485APOS     7/14/22    2:961K                                   Toppan Merrill/FA
 6/27/22  Schwab Strategic Trust            485BPOS     6/27/22   30:9.2M                                   Toppan Merrill/FA
 4/28/22  Schwab Strategic Trust            485BPOS     4/28/22   29:7.8M                                   Toppan Merrill/FA
 3/02/22  Schwab Strategic Trust            485APOS                2:1M                                     Toppan Merrill/FA
11/02/21  Schwab Strategic Trust            485BPOS    11/02/21   24:2.6M                                   Toppan Merrill/FA
 6/25/21  Schwab Strategic Trust            485BPOS     6/25/21   31:9.1M                                   Toppan Merrill/FA
 4/05/21  Schwab Strategic Trust            485APOS4/05/21    4:1M                                     Toppan Merrill/FA
 3/23/21  Schwab Strategic Trust            485BPOS     3/23/21   20:2.2M                                   Toppan Merrill/FA
12/18/20  Schwab Strategic Trust            485BPOS    12/18/20   38:10M                                    Donnelley … Solutions/FA
 6/26/20  Schwab Strategic Trust            485BPOS     6/26/20    5:2.8M                                   Donnelley … Solutions/FA
 4/17/20  Schwab Strategic Trust            485APOS     4/16/20    3:1M                                     Donnelley … Solutions/FA
 2/24/20  Schwab Strategic Trust            485APOS     2/21/20    3:1.7M                                   Donnelley … Solutions/FA
12/18/19  Schwab Strategic Trust            485BPOS    12/18/19    9:3.1M                                   Donnelley … Solutions/FA
10/03/19  Schwab Strategic Trust            485BPOS    10/03/19    5:1.1M                                   Donnelley … Solutions/FA
 4/26/19  Schwab Strategic Trust            485BPOS     4/26/19    8:1.6M                                   Donnelley … Solutions/FA
 6/26/18  Schwab Strategic Trust            485BPOS     6/28/18    5:2.7M                                   Donnelley … Solutions/FA
12/28/17  Schwab Strategic Trust            485BPOS    12/29/17    7:2.9M                                   Donnelley … Solutions/FA
10/05/17  Schwab Strategic Trust            485BPOS    10/05/17   10:959K                                   Donnelley … Solutions/FA
 4/28/17  Schwab Strategic Trust            485BPOS     4/29/17    5:1.5M                                   Donnelley … Solutions/FA
12/28/16  Schwab Strategic Trust            485BPOS    12/29/16    8:2.7M                                   Donnelley … Solutions/FA
 1/12/16  Schwab Strategic Trust            POS EX      1/12/16   13:272K                                   Donnelley … Solutions/FA
12/26/13  Schwab Strategic Trust            485BPOS    12/27/13    8:3.1M                                   Donnelley … Solutions/FA
 8/08/13  Schwab Strategic Trust            485BPOS     8/08/13    9:2M                                     Donnelley … Solutions/FA
10/14/11  Schwab Strategic Trust            485BPOS    10/14/11   10:1.5M                                   Donnelley … Solutions/FA
 7/08/11  Schwab Strategic Trust            485BPOS     7/08/11    9:1.5M                                   Donnelley … Solutions/FA
 4/15/11  Schwab Strategic Trust            485APOS     4/14/11    8:1.3M                                   Donnelley … Solutions/FA
 9/24/10  Schwab Strategic Trust            485APOS¶               7:1.2M                                   Donnelley … Solutions/FA
 7/23/10  Schwab Strategic Trust            485BPOS     7/26/10   10:1.3M                                   Donnelley … Solutions/FA
 4/21/10  Schwab Strategic Trust            485APOS               10:890K                                   Donnelley … Solutions/FA
10/27/09  Schwab Strategic Trust            N-1A/A10/26/09    9:1.4M                                   Donnelley … Solutions/FA
10/08/09  Schwab Strategic Trust            N-1A/A¶               16:1.9M                                   Donnelley … Solutions/FA
 7/15/09  Schwab Strategic Trust            N-1A¶                  5:1.2M                                   Donnelley … Solutions/FA
Top
Filing Submission 0001104659-23-051526   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Sat., Apr. 27, 3:01:46.3pm ET