| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<!-- XBRL document created by Certent CDM version: 20.11.1 using Fujitsu Interstage XWand --> |
<linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/instance http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrldt="http://xbrl.org/2005/xbrldt"> |
| <roleRef roleURI="http://henryschein.com/role/BasisOfPresentationNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_BasisOfPresentationNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/BusinessAcquisitionsAcquisitionConsiderationDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_BusinessAcquisitionsAcquisitionConsiderationDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/BusinessAcquisitionsNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_BusinessAcquisitionsNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYunaudited" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_CONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYunaudited"/> |
| <roleRef roleURI="http://henryschein.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYunauditedParenthetical" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_CONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYunauditedParenthetical"/> |
| <roleRef roleURI="http://henryschein.com/role/CriticalAccountingPoliciesAccountingPronouncementsAdoptedAndRecentlyIssuedAccountingStandardsNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_CriticalAccountingPoliciesAccountingPronouncementsAdoptedAndRecentlyIssuedAccountingStandardsNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DebtBankCreditLinesDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DebtBankCreditLinesDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DebtLongtermDebtDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DebtLongtermDebtDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DebtPrivatePlacementBorrowingsDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DebtPrivatePlacementBorrowingsDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DebtPrivatePlacementFacilitiesNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DebtPrivatePlacementFacilitiesNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DebtRevolvingCreditAgreement364DayCreditAgreementAndOtherShortTermCreditLinesNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DebtRevolvingCreditAgreement364DayCreditAgreementAndOtherShortTermCreditLinesNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DebtUSTradeAccountsReceivableSecuritizationNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DebtUSTradeAccountsReceivableSecuritizationNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DerivativesAndHedgingActivitiesNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DerivativesAndHedgingActivitiesNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DiscontinuedOperationsNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DiscontinuedOperationsNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/DiscontinuedOperationsSummarizedFinancialInformationForOurDiscontinuedOperationsDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DiscontinuedOperationsSummarizedFinancialInformationForOurDiscontinuedOperationsDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/FairValueMeasurementsDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_FairValueMeasurementsDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/IncomeTaxesNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_IncomeTaxesNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/LeasesComponentsOfLeaseExpenseDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_LeasesComponentsOfLeaseExpenseDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/LeasesNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_LeasesNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/LegalProceedingsNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_LegalProceedingsNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/PlansOfRestructuringNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_PlansOfRestructuringNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/PlansOfRestructuringRestructuringReserveRollForwardByExpenseAndSegmentDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_PlansOfRestructuringRestructuringReserveRollForwardByExpenseAndSegmentDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/RelatedPartyTransactionsNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_RelatedPartyTransactionsNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/RevenueFromContractsWithCustomersDisaggregationOfRevenueDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_DisclosureRevenueFromContractsWithCustomersDisaggregationOfRevenueDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/SegmentDataDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_SegmentDataDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/StockBasedCompensationNarrativeDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_StockBasedCompensationNarrativeDetails"/> |
| <roleRef roleURI="http://henryschein.com/role/StockBasedCompensationUnvestedRestictedStockUnitsActivityDetails" xlink:type="simple" xlink:href="hsic-20210327.xsd#ELRID_StockBasedCompensationUnvestedRestictedStockUnitsActivityDetails"/> |
| <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/> |
| <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/> |
| <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/> |
| <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/> |
| <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYunaudited"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_565"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="Locator_us-gaap_StatementEquityComponentsAxis_566"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_StatementTable_565" xlink:to="Locator_us-gaap_StatementEquityComponentsAxis_566" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="Locator_us-gaap_StatementEquityComponentsAxis_569"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="Locator_us-gaap_EquityComponentDomain_570"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementEquityComponentsAxis_569" xlink:to="Locator_us-gaap_EquityComponentDomain_570" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="Locator_us-gaap_StatementEquityComponentsAxis_641"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="Locator_us-gaap_EquityComponentDomain_642"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_StatementEquityComponentsAxis_641" xlink:to="Locator_us-gaap_EquityComponentDomain_642" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="Locator_us-gaap_EquityComponentDomain_573"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="Locator_us-gaap_NoncontrollingInterestMember_574"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_EquityComponentDomain_573" xlink:to="Locator_us-gaap_NoncontrollingInterestMember_574" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="Locator_us-gaap_EquityComponentDomain_571"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_572"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_EquityComponentDomain_571" xlink:to="Locator_us-gaap_ParentMember_572" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_575"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember" xlink:label="Locator_us-gaap_CommonStockMember_576"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ParentMember_575" xlink:to="Locator_us-gaap_CommonStockMember_576" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_577"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="Locator_us-gaap_AdditionalPaidInCapitalMember_578"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ParentMember_577" xlink:to="Locator_us-gaap_AdditionalPaidInCapitalMember_578" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_581"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="Locator_us-gaap_AccumulatedOtherComprehensiveIncomeMember_582"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ParentMember_581" xlink:to="Locator_us-gaap_AccumulatedOtherComprehensiveIncomeMember_582" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_579"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="Locator_us-gaap_RetainedEarningsMember_580"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ParentMember_579" xlink:to="Locator_us-gaap_RetainedEarningsMember_580" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_567"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_568"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_StatementTable_567" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_568" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_583"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_584"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_583" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_584" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_643"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_644"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_643" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_644" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_585"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_586"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_585" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_586" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_587"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="Locator_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_588"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_587" xlink:to="Locator_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_588" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_589"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="Locator_us-gaap_CommonStockSharesOutstanding_590"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_589" xlink:to="Locator_us-gaap_CommonStockSharesOutstanding_590" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_591"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest" xlink:label="Locator_us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest_592"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_591" xlink:to="Locator_us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest_592" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_593"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingPortionAttributableToRedeemableNoncontrollingInterest" xlink:label="Locator_hsic_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingPortionAttributableToRedeemableNoncontrollingInterest_594"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_593" xlink:to="Locator_hsic_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingPortionAttributableToRedeemableNoncontrollingInterest_594" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_595"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:label="Locator_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_596"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_595" xlink:to="Locator_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_596" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_597"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="Locator_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_598"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_597" xlink:to="Locator_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_598" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_599"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax" xlink:label="Locator_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_600"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_599" xlink:to="Locator_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_600" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_601"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="Locator_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_602"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_601" xlink:to="Locator_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_602" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_603"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityOther" xlink:label="Locator_us-gaap_StockholdersEquityOther_604"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_603" xlink:to="Locator_us-gaap_StockholdersEquityOther_604" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_605"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_MinorityInterestDecreaseFromPurchaseOfNoncontrollingInterests" xlink:label="Locator_hsic_MinorityInterestDecreaseFromPurchaseOfNoncontrollingInterests_606"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_605" xlink:to="Locator_hsic_MinorityInterestDecreaseFromPurchaseOfNoncontrollingInterests_606" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_607"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ChangesInFairValueOfRedeemableSecurities" xlink:label="Locator_hsic_ChangesInFairValueOfRedeemableSecurities_608"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_607" xlink:to="Locator_hsic_ChangesInFairValueOfRedeemableSecurities_608" order="11.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_609"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination" xlink:label="Locator_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_610"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_609" xlink:to="Locator_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_610" order="12.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_611"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentToStockForSpinOffTransactionValue" xlink:label="Locator_hsic_AdjustmentToStockForSpinOffTransactionValue_612"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_611" xlink:to="Locator_hsic_AdjustmentToStockForSpinOffTransactionValue_612" order="13.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_613"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentToStockForSpinOffTransactionShares" xlink:label="Locator_hsic_AdjustmentToStockForSpinOffTransactionShares_614"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_613" xlink:to="Locator_hsic_AdjustmentToStockForSpinOffTransactionShares_614" order="14.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_615"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="Locator_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_616"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_615" xlink:to="Locator_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_616" order="15.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_617"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="Locator_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_618"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_617" xlink:to="Locator_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_618" order="16.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_619"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="Locator_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_620"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_619" xlink:to="Locator_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_620" order="17.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_621"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="Locator_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_622"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_621" xlink:to="Locator_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_622" order="18.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_623"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="Locator_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_624"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_623" xlink:to="Locator_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_624" order="19.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_625"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="Locator_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_626"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_625" xlink:to="Locator_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_626" order="20.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_627"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="Locator_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_628"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_627" xlink:to="Locator_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_628" order="21.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_629"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation" xlink:label="Locator_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_630"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_629" xlink:to="Locator_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_630" order="22.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_631"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCash" xlink:label="Locator_hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCash_632"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_631" xlink:to="Locator_hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCash_632" order="23.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_633"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCashShares" xlink:label="Locator_hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCashShares_634"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_633" xlink:to="Locator_hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCashShares_634" order="24.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_635"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentToAdditionalPaidInCapitalSaleOfStockRelatedToSpinOffTransaction" xlink:label="Locator_hsic_AdjustmentToAdditionalPaidInCapitalSaleOfStockRelatedToSpinOffTransaction_636"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_635" xlink:to="Locator_hsic_AdjustmentToAdditionalPaidInCapitalSaleOfStockRelatedToSpinOffTransaction_636" order="25.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_637"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityNoteSpinoffTransaction" xlink:label="Locator_us-gaap_StockholdersEquityNoteSpinoffTransaction_638"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_637" xlink:to="Locator_us-gaap_StockholdersEquityNoteSpinoffTransaction_638" order="26.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_639"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ReclassificationOfAdditionalPaidInCapitalToRetainedEarnings" xlink:label="Locator_hsic_ReclassificationOfAdditionalPaidInCapitalToRetainedEarnings_640"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_639" xlink:to="Locator_hsic_ReclassificationOfAdditionalPaidInCapitalToRetainedEarnings_640" order="27.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_561"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_562"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_StatementLineItems_561" xlink:to="Locator_us-gaap_StatementTable_562" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYunauditedParenthetical"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_673"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_674"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_673" xlink:to="Locator_us-gaap_StatementTable_674" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_683"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_684"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_StatementTable_683" xlink:to="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_684" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_685"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="Locator_us-gaap_SegmentOperatingActivitiesDomain_686"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_685" xlink:to="Locator_us-gaap_SegmentOperatingActivitiesDomain_686" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_695"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="Locator_us-gaap_SegmentOperatingActivitiesDomain_696"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_695" xlink:to="Locator_us-gaap_SegmentOperatingActivitiesDomain_696" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="Locator_us-gaap_SegmentOperatingActivitiesDomain_689"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="Locator_us-gaap_SegmentDiscontinuedOperationsMember_690"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentOperatingActivitiesDomain_689" xlink:to="Locator_us-gaap_SegmentDiscontinuedOperationsMember_690" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="Locator_us-gaap_SegmentOperatingActivitiesDomain_687"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentContinuingOperationsMember" xlink:label="Locator_us-gaap_SegmentContinuingOperationsMember_688"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentOperatingActivitiesDomain_687" xlink:to="Locator_us-gaap_SegmentContinuingOperationsMember_688" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_691"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest" xlink:label="Locator_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_692"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_691" xlink:to="Locator_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_692" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_693"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityForeignCurrencyTranslationAdjustments" xlink:label="Locator_us-gaap_TemporaryEquityForeignCurrencyTranslationAdjustments_694"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_693" xlink:to="Locator_us-gaap_TemporaryEquityForeignCurrencyTranslationAdjustments_694" order="2.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/SegmentDataDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_757"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_HealthcareDistributionMember" xlink:label="Locator_hsic_HealthcareDistributionMember_758"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDomain_757" xlink:to="Locator_hsic_HealthcareDistributionMember_758" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_759"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_TechnologyMember" xlink:label="Locator_hsic_TechnologyMember_760"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDomain_759" xlink:to="Locator_hsic_TechnologyMember_760" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_761"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_762"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementBusinessSegmentsAxis_761" xlink:to="Locator_us-gaap_SegmentDomain_762" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_787"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_788"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_StatementBusinessSegmentsAxis_787" xlink:to="Locator_us-gaap_SegmentDomain_788" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="Locator_us-gaap_SubsegmentsAxis_763"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_764"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_SubsegmentsAxis_763" xlink:to="Locator_us-gaap_SubsegmentsDomain_764" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="Locator_us-gaap_SubsegmentsAxis_785"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_786"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_SubsegmentsAxis_785" xlink:to="Locator_us-gaap_SubsegmentsDomain_786" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_765"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_DentalMember" xlink:label="Locator_hsic_DentalMember_766"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SubsegmentsDomain_765" xlink:to="Locator_hsic_DentalMember_766" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_767"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_MedicalMember" xlink:label="Locator_hsic_MedicalMember_768"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SubsegmentsDomain_767" xlink:to="Locator_hsic_MedicalMember_768" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="Locator_srt_ConsolidationItemsAxis_769"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_770"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_ConsolidationItemsAxis_769" xlink:to="Locator_srt_ConsolidationItemsDomain_770" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_771"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="Locator_us-gaap_OperatingSegmentsMember_772"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ConsolidationItemsDomain_771" xlink:to="Locator_us-gaap_OperatingSegmentsMember_772" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_773"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="Locator_us-gaap_CorporateNonSegmentMember_774"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ConsolidationItemsDomain_773" xlink:to="Locator_us-gaap_CorporateNonSegmentMember_774" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsAxis" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_775"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsDomain" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_776"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_775" xlink:to="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_776" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsDomain" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_777"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportableSubsegmentsMember" xlink:label="Locator_us-gaap_ReportableSubsegmentsMember_778"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_777" xlink:to="Locator_us-gaap_ReportableSubsegmentsMember_778" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="Locator_us-gaap_SegmentReportingInformationLineItems_747"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_748"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_SegmentReportingInformationLineItems_747" xlink:to="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_748" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_749"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_750"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_749" xlink:to="Locator_us-gaap_StatementBusinessSegmentsAxis_750" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_751"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="Locator_us-gaap_SubsegmentsAxis_752"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_751" xlink:to="Locator_us-gaap_SubsegmentsAxis_752" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_753"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="Locator_srt_ConsolidationItemsAxis_754"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_753" xlink:to="Locator_srt_ConsolidationItemsAxis_754" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_755"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsAxis" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_756"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_755" xlink:to="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_756" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="Locator_us-gaap_SegmentReportingInformationLineItems_779"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="Locator_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_780"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentReportingInformationLineItems_779" xlink:to="Locator_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_780" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="Locator_us-gaap_SegmentReportingInformationLineItems_781"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="Locator_us-gaap_OperatingIncomeLoss_782"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentReportingInformationLineItems_781" xlink:to="Locator_us-gaap_OperatingIncomeLoss_782" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="Locator_us-gaap_SegmentReportingInformationLineItems_783"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfCountriesInWhichEntityOperates" xlink:label="Locator_us-gaap_NumberOfCountriesInWhichEntityOperates_784"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentReportingInformationLineItems_783" xlink:to="Locator_us-gaap_NumberOfCountriesInWhichEntityOperates_784" order="3.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/PlansOfRestructuringNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_841"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_842"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_StatementScenarioAxis_841" xlink:to="Locator_srt_ScenarioUnspecifiedDomain_842" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_849"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_850"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_StatementScenarioAxis_849" xlink:to="Locator_srt_ScenarioUnspecifiedDomain_850" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_843"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScenarioPlanMember" xlink:label="Locator_us-gaap_ScenarioPlanMember_844"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ScenarioUnspecifiedDomain_843" xlink:to="Locator_us-gaap_ScenarioPlanMember_844" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="Locator_us-gaap_RestructuringCostAndReserveLineItems_845"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestructuringAndRelatedCostExpectedPercentageOfWorkforceEliminated" xlink:label="Locator_hsic_RestructuringAndRelatedCostExpectedPercentageOfWorkforceEliminated_846"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringCostAndReserveLineItems_845" xlink:to="Locator_hsic_RestructuringAndRelatedCostExpectedPercentageOfWorkforceEliminated_846" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="Locator_us-gaap_RestructuringCostAndReserveLineItems_847"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="Locator_us-gaap_RestructuringSettlementAndImpairmentProvisions_848"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringCostAndReserveLineItems_847" xlink:to="Locator_us-gaap_RestructuringSettlementAndImpairmentProvisions_848" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="Locator_us-gaap_RestructuringCostAndReserveLineItems_829"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_830"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_RestructuringCostAndReserveLineItems_829" xlink:to="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_830" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_833"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringPlanAxis" xlink:label="Locator_us-gaap_RestructuringPlanAxis_834"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_833" xlink:to="Locator_us-gaap_RestructuringPlanAxis_834" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringPlanAxis" xlink:label="Locator_us-gaap_RestructuringPlanAxis_837"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="Locator_us-gaap_RestructuringPlanDomain_838"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_RestructuringPlanAxis_837" xlink:to="Locator_us-gaap_RestructuringPlanDomain_838" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringPlanAxis" xlink:label="Locator_us-gaap_RestructuringPlanAxis_851"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="Locator_us-gaap_RestructuringPlanDomain_852"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_RestructuringPlanAxis_851" xlink:to="Locator_us-gaap_RestructuringPlanDomain_852" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="Locator_us-gaap_RestructuringPlanDomain_839"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_StrategicPlan2018To2020Member" xlink:label="Locator_hsic_StrategicPlan2018To2020Member_840"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringPlanDomain_839" xlink:to="Locator_hsic_StrategicPlan2018To2020Member_840" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_835"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_836"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_835" xlink:to="Locator_srt_StatementScenarioAxis_836" order="2.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/FairValueMeasurementsDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="Locator_us-gaap_AssetsAbstract_1045"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="Locator_us-gaap_DerivativeAssets_1046"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsAbstract_1045" xlink:to="Locator_us-gaap_DerivativeAssets_1046" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="Locator_us-gaap_AssetsAbstract_1047"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountAsset" xlink:label="Locator_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountAsset_1048"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsAbstract_1047" xlink:to="Locator_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountAsset_1048" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="Locator_us-gaap_AssetsAbstract_1049"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="Locator_us-gaap_AssetsFairValueDisclosure_1050"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsAbstract_1049" xlink:to="Locator_us-gaap_AssetsFairValueDisclosure_1050" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1015"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="Locator_us-gaap_FairValueInputsLevel1Member_1016"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1015" xlink:to="Locator_us-gaap_FairValueInputsLevel1Member_1016" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1017"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="Locator_us-gaap_FairValueInputsLevel2Member_1018"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1017" xlink:to="Locator_us-gaap_FairValueInputsLevel2Member_1018" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1019"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="Locator_us-gaap_FairValueInputsLevel3Member_1020"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1019" xlink:to="Locator_us-gaap_FairValueInputsLevel3Member_1020" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="Locator_us-gaap_LiabilitiesAbstract_1053"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="Locator_us-gaap_DerivativeLiabilities_1054"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesAbstract_1053" xlink:to="Locator_us-gaap_DerivativeLiabilities_1054" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="Locator_us-gaap_LiabilitiesAbstract_1055"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability" xlink:label="Locator_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_1056"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesAbstract_1055" xlink:to="Locator_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_1056" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="Locator_us-gaap_LiabilitiesAbstract_1057"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="Locator_us-gaap_LiabilitiesFairValueDisclosure_1058"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesAbstract_1057" xlink:to="Locator_us-gaap_LiabilitiesFairValueDisclosure_1058" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="Locator_us-gaap_HedgingDesignationAxis_1033"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1034"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_HedgingDesignationAxis_1033" xlink:to="Locator_us-gaap_HedgingDesignationDomain_1034" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1035"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="Locator_us-gaap_DesignatedAsHedgingInstrumentMember_1036"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_HedgingDesignationDomain_1035" xlink:to="Locator_us-gaap_DesignatedAsHedgingInstrumentMember_1036" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1037"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember" xlink:label="Locator_us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember_1038"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_HedgingDesignationDomain_1037" xlink:to="Locator_us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember_1038" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_981"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_982"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_981" xlink:to="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_982" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1007"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="Locator_us-gaap_FairValueByMeasurementFrequencyAxis_1008"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1007" xlink:to="Locator_us-gaap_FairValueByMeasurementFrequencyAxis_1008" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="Locator_us-gaap_FairValueByMeasurementFrequencyAxis_1021"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementFrequencyDomain_1022"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_FairValueByMeasurementFrequencyAxis_1021" xlink:to="Locator_us-gaap_FairValueMeasurementFrequencyDomain_1022" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="Locator_us-gaap_FairValueByMeasurementFrequencyAxis_1067"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementFrequencyDomain_1068"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_FairValueByMeasurementFrequencyAxis_1067" xlink:to="Locator_us-gaap_FairValueMeasurementFrequencyDomain_1068" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementFrequencyDomain_1023"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="Locator_us-gaap_FairValueMeasurementsRecurringMember_1024"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueMeasurementFrequencyDomain_1023" xlink:to="Locator_us-gaap_FairValueMeasurementsRecurringMember_1024" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1009"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="Locator_us-gaap_FairValueByFairValueHierarchyLevelAxis_1010"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1009" xlink:to="Locator_us-gaap_FairValueByFairValueHierarchyLevelAxis_1010" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="Locator_us-gaap_FairValueByFairValueHierarchyLevelAxis_1025"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1026"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_FairValueByFairValueHierarchyLevelAxis_1025" xlink:to="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1026" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="Locator_us-gaap_FairValueByFairValueHierarchyLevelAxis_1065"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1066"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_FairValueByFairValueHierarchyLevelAxis_1065" xlink:to="Locator_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1066" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1011"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="Locator_us-gaap_FairValueByMeasurementBasisAxis_1012"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1011" xlink:to="Locator_us-gaap_FairValueByMeasurementBasisAxis_1012" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="Locator_us-gaap_FairValueByMeasurementBasisAxis_1027"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="Locator_us-gaap_FairValueDisclosureItemAmountsDomain_1028"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_FairValueByMeasurementBasisAxis_1027" xlink:to="Locator_us-gaap_FairValueDisclosureItemAmountsDomain_1028" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="Locator_us-gaap_FairValueDisclosureItemAmountsDomain_1029"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="Locator_us-gaap_PortionAtFairValueFairValueDisclosureMember_1030"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueDisclosureItemAmountsDomain_1029" xlink:to="Locator_us-gaap_PortionAtFairValueFairValueDisclosureMember_1030" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="Locator_us-gaap_FairValueDisclosureItemAmountsDomain_1031"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="Locator_us-gaap_EstimateOfFairValueFairValueDisclosureMember_1032"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueDisclosureItemAmountsDomain_1031" xlink:to="Locator_us-gaap_EstimateOfFairValueFairValueDisclosureMember_1032" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="Locator_us-gaap_FairValueByMeasurementBasisAxis_1063"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="Locator_us-gaap_PortionAtFairValueFairValueDisclosureMember_1064"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_FairValueByMeasurementBasisAxis_1063" xlink:to="Locator_us-gaap_PortionAtFairValueFairValueDisclosureMember_1064" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1013"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="Locator_us-gaap_HedgingDesignationAxis_1014"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_1013" xlink:to="Locator_us-gaap_HedgingDesignationAxis_1014" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1039"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFairValueDisclosureAbstract" xlink:label="Locator_us-gaap_DebtInstrumentFairValueDisclosureAbstract_1040"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1039" xlink:to="Locator_us-gaap_DebtInstrumentFairValueDisclosureAbstract_1040" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFairValueDisclosureAbstract" xlink:label="Locator_us-gaap_DebtInstrumentFairValueDisclosureAbstract_1041"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFairValue" xlink:label="Locator_us-gaap_DebtInstrumentFairValue_1042"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentFairValueDisclosureAbstract_1041" xlink:to="Locator_us-gaap_DebtInstrumentFairValue_1042" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1043"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="Locator_us-gaap_AssetsAbstract_1044"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1043" xlink:to="Locator_us-gaap_AssetsAbstract_1044" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1051"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="Locator_us-gaap_LiabilitiesAbstract_1052"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1051" xlink:to="Locator_us-gaap_LiabilitiesAbstract_1052" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1059"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityAbstract" xlink:label="Locator_us-gaap_TemporaryEquityAbstract_1060"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_1059" xlink:to="Locator_us-gaap_TemporaryEquityAbstract_1060" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityAbstract" xlink:label="Locator_us-gaap_TemporaryEquityAbstract_1061"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests" xlink:label="Locator_us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests_1062"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_TemporaryEquityAbstract_1061" xlink:to="Locator_us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests_1062" order="1.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DebtUSTradeAccountsReceivableSecuritizationNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1145"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_DebtPricingCommittmentPeriod" xlink:label="Locator_hsic_DebtPricingCommittmentPeriod_1146"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1145" xlink:to="Locator_hsic_DebtPricingCommittmentPeriod_1146" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1153"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="Locator_us-gaap_DebtInstrumentInterestRateEffectivePercentage_1154"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1153" xlink:to="Locator_us-gaap_DebtInstrumentInterestRateEffectivePercentage_1154" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1155"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_DebtInstrumentVariableRateBasisAtPeriodEnd" xlink:label="Locator_hsic_DebtInstrumentVariableRateBasisAtPeriodEnd_1156"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1155" xlink:to="Locator_hsic_DebtInstrumentVariableRateBasisAtPeriodEnd_1156" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1157"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="Locator_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_1158"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1157" xlink:to="Locator_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_1158" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1159"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_CommittmentFeeForUsageUpperFacilityLimit" xlink:label="Locator_hsic_CommittmentFeeForUsageUpperFacilityLimit_1160"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1159" xlink:to="Locator_hsic_CommittmentFeeForUsageUpperFacilityLimit_1160" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1161"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_CommittmentFeeForUsageLowerFacilityLimit" xlink:label="Locator_hsic_CommittmentFeeForUsageLowerFacilityLimit_1162"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1161" xlink:to="Locator_hsic_CommittmentFeeForUsageLowerFacilityLimit_1162" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1149"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="Locator_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_1150"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1149" xlink:to="Locator_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_1150" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1147"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="Locator_us-gaap_DebtInstrumentMaturityDate_1148"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1147" xlink:to="Locator_us-gaap_DebtInstrumentMaturityDate_1148" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1123"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1124"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1123" xlink:to="Locator_us-gaap_DebtInstrumentTable_1124" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1129"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="Locator_us-gaap_VariableRateAxis_1130"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_1129" xlink:to="Locator_us-gaap_VariableRateAxis_1130" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="Locator_us-gaap_VariableRateAxis_1133"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="Locator_us-gaap_VariableRateDomain_1134"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_VariableRateAxis_1133" xlink:to="Locator_us-gaap_VariableRateDomain_1134" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="Locator_us-gaap_VariableRateAxis_1165"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="Locator_us-gaap_VariableRateDomain_1166"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_VariableRateAxis_1165" xlink:to="Locator_us-gaap_VariableRateDomain_1166" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="Locator_us-gaap_VariableRateDomain_1135"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AverageAssetBackedCommercialPaperRateMember" xlink:label="Locator_hsic_AverageAssetBackedCommercialPaperRateMember_1136"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_VariableRateDomain_1135" xlink:to="Locator_hsic_AverageAssetBackedCommercialPaperRateMember_1136" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1131"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanRestructuringModificationAxis" xlink:label="Locator_us-gaap_LoanRestructuringModificationAxis_1132"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_1131" xlink:to="Locator_us-gaap_LoanRestructuringModificationAxis_1132" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanRestructuringModificationAxis" xlink:label="Locator_us-gaap_LoanRestructuringModificationAxis_1141"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanRestructuringModificationDomain" xlink:label="Locator_us-gaap_LoanRestructuringModificationDomain_1142"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_LoanRestructuringModificationAxis_1141" xlink:to="Locator_us-gaap_LoanRestructuringModificationDomain_1142" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanRestructuringModificationAxis" xlink:label="Locator_us-gaap_LoanRestructuringModificationAxis_1167"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanRestructuringModificationDomain" xlink:label="Locator_us-gaap_LoanRestructuringModificationDomain_1168"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_LoanRestructuringModificationAxis_1167" xlink:to="Locator_us-gaap_LoanRestructuringModificationDomain_1168" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanRestructuringModificationDomain" xlink:label="Locator_us-gaap_LoanRestructuringModificationDomain_1143"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExtendedMaturityMember" xlink:label="Locator_us-gaap_ExtendedMaturityMember_1144"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LoanRestructuringModificationDomain_1143" xlink:to="Locator_us-gaap_ExtendedMaturityMember_1144" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1127"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_1128"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_1127" xlink:to="Locator_us-gaap_LongtermDebtTypeAxis_1128" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_1137"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_1138"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_LongtermDebtTypeAxis_1137" xlink:to="Locator_us-gaap_LongtermDebtTypeDomain_1138" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_1163"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_1164"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_LongtermDebtTypeAxis_1163" xlink:to="Locator_us-gaap_LongtermDebtTypeDomain_1164" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_1139"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_USTradeAccountsReceivableSecuritizationMember" xlink:label="Locator_hsic_USTradeAccountsReceivableSecuritizationMember_1140"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_1139" xlink:to="Locator_hsic_USTradeAccountsReceivableSecuritizationMember_1140" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1151"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities" xlink:label="Locator_hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities_1152"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1151" xlink:to="Locator_hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities_1152" order="4.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/StockBasedCompensationNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="Locator_us-gaap_SegmentDiscontinuedOperationsMember_1243"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember" xlink:label="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_1244"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDiscontinuedOperationsMember_1243" xlink:to="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_1244" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember" xlink:label="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_1245"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AnimalHealthMember" xlink:label="Locator_hsic_AnimalHealthMember_1246"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_1245" xlink:to="Locator_hsic_AnimalHealthMember_1246" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_1247"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_1248"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DisposalGroupClassificationAxis_1247" xlink:to="Locator_us-gaap_DisposalGroupClassificationDomain_1248" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_1249"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="Locator_us-gaap_SegmentDiscontinuedOperationsMember_1250"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupClassificationDomain_1249" xlink:to="Locator_us-gaap_SegmentDiscontinuedOperationsMember_1250" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_1269"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_1270"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_StatementScenarioAxis_1269" xlink:to="Locator_srt_ScenarioUnspecifiedDomain_1270" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_1271"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioForecastMember" xlink:label="Locator_srt_ScenarioForecastMember_1272"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ScenarioUnspecifiedDomain_1271" xlink:to="Locator_srt_ScenarioForecastMember_1272" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1273"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1274"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1273" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1274" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1275"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PeriodOverWhichEarningsPerSharePerformanceIsMeasuredAgainstSpecifiedTargets" xlink:label="Locator_hsic_PeriodOverWhichEarningsPerSharePerformanceIsMeasuredAgainstSpecifiedTargets_1276"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1275" xlink:to="Locator_hsic_PeriodOverWhichEarningsPerSharePerformanceIsMeasuredAgainstSpecifiedTargets_1276" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1277"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPeriodIncreaseDecrease" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPeriodIncreaseDecrease_1278"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1277" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPeriodIncreaseDecrease_1278" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1279"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_IncreaseDecreaseInPricePerShare" xlink:label="Locator_hsic_IncreaseDecreaseInPricePerShare_1280"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1279" xlink:to="Locator_hsic_IncreaseDecreaseInPricePerShare_1280" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1281"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_StockBasedCompensationPercentageOfOptionsVestPerYear" xlink:label="Locator_hsic_StockBasedCompensationPercentageOfOptionsVestPerYear_1282"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1281" xlink:to="Locator_hsic_StockBasedCompensationPercentageOfOptionsVestPerYear_1282" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1283"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_StockBasedCompensationPercentageOfOptionsVestPerYearFirstAnniversary" xlink:label="Locator_hsic_StockBasedCompensationPercentageOfOptionsVestPerYearFirstAnniversary_1284"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1283" xlink:to="Locator_hsic_StockBasedCompensationPercentageOfOptionsVestPerYearFirstAnniversary_1284" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1285"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_StockBasedCompensationPercentageOfOptionsVestPerYearSecondAnniversary" xlink:label="Locator_hsic_StockBasedCompensationPercentageOfOptionsVestPerYearSecondAnniversary_1286"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1285" xlink:to="Locator_hsic_StockBasedCompensationPercentageOfOptionsVestPerYearSecondAnniversary_1286" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1287"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="Locator_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1288"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1287" xlink:to="Locator_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1288" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1289"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="Locator_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_1290"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1289" xlink:to="Locator_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_1290" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1233"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1234"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_1233" xlink:to="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1234" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1239"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_1240"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1239" xlink:to="Locator_us-gaap_DisposalGroupClassificationAxis_1240" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1241"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_1242"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1241" xlink:to="Locator_srt_StatementScenarioAxis_1242" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1235"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="Locator_us-gaap_AwardTypeAxis_1236"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1235" xlink:to="Locator_us-gaap_AwardTypeAxis_1236" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="Locator_us-gaap_AwardTypeAxis_1251"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1252"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_AwardTypeAxis_1251" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1252" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1253"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestrictedStockAndRestrictedStockUnitAwardsMember" xlink:label="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_1254"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1253" xlink:to="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_1254" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestrictedStockAndRestrictedStockUnitAwardsMember" xlink:label="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_1255"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_TimeBasedRestrictedStockRestrictedUnitsMember" xlink:label="Locator_hsic_TimeBasedRestrictedStockRestrictedUnitsMember_1256"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_1255" xlink:to="Locator_hsic_TimeBasedRestrictedStockRestrictedUnitsMember_1256" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestrictedStockAndRestrictedStockUnitAwardsMember" xlink:label="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_1257"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember" xlink:label="Locator_hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember_1258"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_1257" xlink:to="Locator_hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember_1258" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1237"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="Locator_us-gaap_PlanNameAxis_1238"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_1237" xlink:to="Locator_us-gaap_PlanNameAxis_1238" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="Locator_us-gaap_PlanNameAxis_1259"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="Locator_us-gaap_PlanNameDomain_1260"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_PlanNameAxis_1259" xlink:to="Locator_us-gaap_PlanNameDomain_1260" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="Locator_us-gaap_PlanNameDomain_1261"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermIncentiveProgramMember" xlink:label="Locator_hsic_LongTermIncentiveProgramMember_1262"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_PlanNameDomain_1261" xlink:to="Locator_hsic_LongTermIncentiveProgramMember_1262" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermIncentiveProgramMember" xlink:label="Locator_hsic_LongTermIncentiveProgramMember_1263"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_StockIncentivePlanMember" xlink:label="Locator_hsic_StockIncentivePlanMember_1264"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_LongTermIncentiveProgramMember_1263" xlink:to="Locator_hsic_StockIncentivePlanMember_1264" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermIncentiveProgramMember" xlink:label="Locator_hsic_LongTermIncentiveProgramMember_1265"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_NonEmployeeDirectorStockIncentivePlanMember" xlink:label="Locator_hsic_NonEmployeeDirectorStockIncentivePlanMember_1266"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_LongTermIncentiveProgramMember_1265" xlink:to="Locator_hsic_NonEmployeeDirectorStockIncentivePlanMember_1266" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermIncentiveProgramMember" xlink:label="Locator_hsic_LongTermIncentiveProgramMember_1267"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermIncentiveProgram2021Member" xlink:label="Locator_hsic_LongTermIncentiveProgram2021Member_1268"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_LongTermIncentiveProgramMember_1267" xlink:to="Locator_hsic_LongTermIncentiveProgram2021Member_1268" order="3.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/BusinessAcquisitionsNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="Locator_us-gaap_BusinessAcquisitionLineItems_1421"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="Locator_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_1422"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessAcquisitionLineItems_1421" xlink:to="Locator_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_1422" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="Locator_us-gaap_BusinessAcquisitionLineItems_1423"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity" xlink:label="Locator_us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_1424"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessAcquisitionLineItems_1423" xlink:to="Locator_us-gaap_BusinessAcquisitionDescriptionOfAcquiredEntity_1424" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="Locator_us-gaap_BusinessAcquisitionLineItems_1403"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1404"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_BusinessAcquisitionLineItems_1403" xlink:to="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1404" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1409"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_1410"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1409" xlink:to="Locator_srt_RangeAxis_1410" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_1415"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1416"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_RangeAxis_1415" xlink:to="Locator_srt_RangeMember_1416" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1417"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember" xlink:label="Locator_srt_MinimumMember_1418"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_1417" xlink:to="Locator_srt_MinimumMember_1418" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1419"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="Locator_srt_MaximumMember_1420"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_1419" xlink:to="Locator_srt_MaximumMember_1420" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1407"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="Locator_us-gaap_BusinessAcquisitionAxis_1408"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1407" xlink:to="Locator_us-gaap_BusinessAcquisitionAxis_1408" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="Locator_us-gaap_BusinessAcquisitionAxis_1411"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_1412"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_BusinessAcquisitionAxis_1411" xlink:to="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_1412" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="Locator_us-gaap_BusinessAcquisitionAxis_1425"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_1426"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_BusinessAcquisitionAxis_1425" xlink:to="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_1426" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_1413"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:label="Locator_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_1414"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_1413" xlink:to="Locator_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_1414" order="1.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DebtRevolvingCreditAgreement364DayCreditAgreementAndOtherShortTermCreditLinesNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1485"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityInitiationDate1" xlink:label="Locator_us-gaap_LineOfCreditFacilityInitiationDate1_1486"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1485" xlink:to="Locator_us-gaap_LineOfCreditFacilityInitiationDate1_1486" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1487"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="Locator_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_1488"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1487" xlink:to="Locator_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_1488" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1489"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationDate1" xlink:label="Locator_us-gaap_LineOfCreditFacilityExpirationDate1_1490"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1489" xlink:to="Locator_us-gaap_LineOfCreditFacilityExpirationDate1_1490" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1493"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="Locator_us-gaap_LettersOfCreditOutstandingAmount_1494"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1493" xlink:to="Locator_us-gaap_LettersOfCreditOutstandingAmount_1494" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1495"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:label="Locator_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_1496"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1495" xlink:to="Locator_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_1496" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1497"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationPeriod" xlink:label="Locator_us-gaap_LineOfCreditFacilityExpirationPeriod_1498"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1497" xlink:to="Locator_us-gaap_LineOfCreditFacilityExpirationPeriod_1498" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1499"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="Locator_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_1500"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1499" xlink:to="Locator_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_1500" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1501"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="Locator_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_1502"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1501" xlink:to="Locator_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_1502" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1503"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateDescription" xlink:label="Locator_us-gaap_LineOfCreditFacilityInterestRateDescription_1504"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1503" xlink:to="Locator_us-gaap_LineOfCreditFacilityInterestRateDescription_1504" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1505"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityDescription" xlink:label="Locator_us-gaap_LineOfCreditFacilityDescription_1506"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1505" xlink:to="Locator_us-gaap_LineOfCreditFacilityDescription_1506" order="11.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1507"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="Locator_us-gaap_RepaymentsOfLongTermDebt_1508"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1507" xlink:to="Locator_us-gaap_RepaymentsOfLongTermDebt_1508" order="12.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1467"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="Locator_us-gaap_LineOfCreditFacilityTable_1468"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1467" xlink:to="Locator_us-gaap_LineOfCreditFacilityTable_1468" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="Locator_us-gaap_LineOfCreditFacilityTable_1471"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="Locator_us-gaap_CreditFacilityAxis_1472"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LineOfCreditFacilityTable_1471" xlink:to="Locator_us-gaap_CreditFacilityAxis_1472" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="Locator_us-gaap_CreditFacilityAxis_1473"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="Locator_us-gaap_CreditFacilityDomain_1474"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_CreditFacilityAxis_1473" xlink:to="Locator_us-gaap_CreditFacilityDomain_1474" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="Locator_us-gaap_CreditFacilityAxis_1509"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="Locator_us-gaap_CreditFacilityDomain_1510"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_CreditFacilityAxis_1509" xlink:to="Locator_us-gaap_CreditFacilityDomain_1510" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="Locator_us-gaap_CreditFacilityDomain_1475"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_1476"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_CreditFacilityDomain_1475" xlink:to="Locator_us-gaap_LineOfCreditMember_1476" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_1477"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="Locator_us-gaap_RevolvingCreditFacilityMember_1478"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditMember_1477" xlink:to="Locator_us-gaap_RevolvingCreditFacilityMember_1478" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="Locator_us-gaap_RevolvingCreditFacilityMember_1483"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RevolvingCreditFacilityApril2022Member" xlink:label="Locator_hsic_RevolvingCreditFacilityApril2022Member_1484"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RevolvingCreditFacilityMember_1483" xlink:to="Locator_hsic_RevolvingCreditFacilityApril2022Member_1484" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_1479"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ThreeHundredSixtyFourDayCreditAgreementMember" xlink:label="Locator_hsic_ThreeHundredSixtyFourDayCreditAgreementMember_1480"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditMember_1479" xlink:to="Locator_hsic_ThreeHundredSixtyFourDayCreditAgreementMember_1480" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_1481"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_VariousBankCreditLinesMember" xlink:label="Locator_hsic_VariousBankCreditLinesMember_1482"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditMember_1481" xlink:to="Locator_hsic_VariousBankCreditLinesMember_1482" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_1491"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="Locator_us-gaap_ShortTermBorrowings_1492"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_1491" xlink:to="Locator_us-gaap_ShortTermBorrowings_1492" order="4.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/IncomeTaxesNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExaminationLineItems" xlink:label="Locator_us-gaap_IncomeTaxExaminationLineItems_1545"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExaminationTable" xlink:label="Locator_us-gaap_IncomeTaxExaminationTable_1546"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_IncomeTaxExaminationLineItems_1545" xlink:to="Locator_us-gaap_IncomeTaxExaminationTable_1546" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExaminationTable" xlink:label="Locator_us-gaap_IncomeTaxExaminationTable_1547"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxAuthorityNameAxis" xlink:label="Locator_us-gaap_IncomeTaxAuthorityNameAxis_1548"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_IncomeTaxExaminationTable_1547" xlink:to="Locator_us-gaap_IncomeTaxAuthorityNameAxis_1548" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxAuthorityNameAxis" xlink:label="Locator_us-gaap_IncomeTaxAuthorityNameAxis_1549"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxAuthorityNameDomain" xlink:label="Locator_us-gaap_IncomeTaxAuthorityNameDomain_1550"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_IncomeTaxAuthorityNameAxis_1549" xlink:to="Locator_us-gaap_IncomeTaxAuthorityNameDomain_1550" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxAuthorityNameAxis" xlink:label="Locator_us-gaap_IncomeTaxAuthorityNameAxis_1557"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxAuthorityNameDomain" xlink:label="Locator_us-gaap_IncomeTaxAuthorityNameDomain_1558"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_IncomeTaxAuthorityNameAxis_1557" xlink:to="Locator_us-gaap_IncomeTaxAuthorityNameDomain_1558" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxAuthorityNameDomain" xlink:label="Locator_us-gaap_IncomeTaxAuthorityNameDomain_1551"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InternalRevenueServiceIRSMember" xlink:label="Locator_us-gaap_InternalRevenueServiceIRSMember_1552"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeTaxAuthorityNameDomain_1551" xlink:to="Locator_us-gaap_InternalRevenueServiceIRSMember_1552" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExaminationLineItems" xlink:label="Locator_us-gaap_IncomeTaxExaminationLineItems_1553"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxSettlements" xlink:label="Locator_us-gaap_IncomeTaxReconciliationTaxSettlements_1554"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeTaxExaminationLineItems_1553" xlink:to="Locator_us-gaap_IncomeTaxReconciliationTaxSettlements_1554" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExaminationLineItems" xlink:label="Locator_us-gaap_IncomeTaxExaminationLineItems_1555"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense" xlink:label="Locator_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_1556"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeTaxExaminationLineItems_1555" xlink:to="Locator_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_1556" order="2.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DerivativesAndHedgingActivitiesNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="Locator_us-gaap_VariableRateAxis_1611"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="Locator_us-gaap_VariableRateDomain_1612"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_VariableRateAxis_1611" xlink:to="Locator_us-gaap_VariableRateDomain_1612" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="Locator_us-gaap_VariableRateDomain_1613"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LondonInterbankOfferedRateLiborSwapRateMember" xlink:label="Locator_us-gaap_LondonInterbankOfferedRateLiborSwapRateMember_1614"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_VariableRateDomain_1613" xlink:to="Locator_us-gaap_LondonInterbankOfferedRateLiborSwapRateMember_1614" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="Locator_us-gaap_VariableRateDomain_1615"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BaseRateMember" xlink:label="Locator_us-gaap_BaseRateMember_1616"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_VariableRateDomain_1615" xlink:to="Locator_us-gaap_BaseRateMember_1616" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1595"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1596"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1595" xlink:to="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1596" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1597"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_1598"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1597" xlink:to="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_1598" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_1605"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="Locator_us-gaap_HedgingRelationshipDomain_1606"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_1605" xlink:to="Locator_us-gaap_HedgingRelationshipDomain_1606" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_1655"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="Locator_us-gaap_HedgingRelationshipDomain_1656"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_1655" xlink:to="Locator_us-gaap_HedgingRelationshipDomain_1656" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="Locator_us-gaap_HedgingRelationshipDomain_1607"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetInvestmentHedgingMember" xlink:label="Locator_us-gaap_NetInvestmentHedgingMember_1608"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_HedgingRelationshipDomain_1607" xlink:to="Locator_us-gaap_NetInvestmentHedgingMember_1608" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1599"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="Locator_us-gaap_DerivativeInstrumentRiskAxis_1600"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1599" xlink:to="Locator_us-gaap_DerivativeInstrumentRiskAxis_1600" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="Locator_us-gaap_DerivativeInstrumentRiskAxis_1619"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="Locator_us-gaap_DerivativeContractTypeDomain_1620"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DerivativeInstrumentRiskAxis_1619" xlink:to="Locator_us-gaap_DerivativeContractTypeDomain_1620" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="Locator_us-gaap_DerivativeInstrumentRiskAxis_1651"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="Locator_us-gaap_DerivativeContractTypeDomain_1652"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_DerivativeInstrumentRiskAxis_1651" xlink:to="Locator_us-gaap_DerivativeContractTypeDomain_1652" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="Locator_us-gaap_DerivativeContractTypeDomain_1609"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeForwardMember" xlink:label="Locator_us-gaap_ForeignExchangeForwardMember_1610"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeContractTypeDomain_1609" xlink:to="Locator_us-gaap_ForeignExchangeForwardMember_1610" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1601"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="Locator_us-gaap_HedgingDesignationAxis_1602"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1601" xlink:to="Locator_us-gaap_HedgingDesignationAxis_1602" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="Locator_us-gaap_HedgingDesignationAxis_1617"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1618"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_HedgingDesignationAxis_1617" xlink:to="Locator_us-gaap_HedgingDesignationDomain_1618" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="Locator_us-gaap_HedgingDesignationAxis_1653"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1654"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_HedgingDesignationAxis_1653" xlink:to="Locator_us-gaap_HedgingDesignationDomain_1654" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1621"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="Locator_us-gaap_DesignatedAsHedgingInstrumentMember_1622"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_HedgingDesignationDomain_1621" xlink:to="Locator_us-gaap_DesignatedAsHedgingInstrumentMember_1622" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="Locator_us-gaap_HedgingDesignationDomain_1623"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember" xlink:label="Locator_us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember_1624"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_HedgingDesignationDomain_1623" xlink:to="Locator_us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember_1624" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1603"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="Locator_us-gaap_VariableRateAxis_1604"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_1603" xlink:to="Locator_us-gaap_VariableRateAxis_1604" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1625"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ObjectivesForUsingNetInvestmentHedgingInstruments" xlink:label="Locator_us-gaap_ObjectivesForUsingNetInvestmentHedgingInstruments_1626"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1625" xlink:to="Locator_us-gaap_ObjectivesForUsingNetInvestmentHedgingInstruments_1626" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1627"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DescriptionOfNetInvestmentsHedged" xlink:label="Locator_us-gaap_DescriptionOfNetInvestmentsHedged_1628"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1627" xlink:to="Locator_us-gaap_DescriptionOfNetInvestmentsHedged_1628" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1629"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DescriptionOfLocationOfGainLossOnNetInvestmentHedgesInFinancialStatements" xlink:label="Locator_us-gaap_DescriptionOfLocationOfGainLossOnNetInvestmentHedgesInFinancialStatements_1630"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1629" xlink:to="Locator_us-gaap_DescriptionOfLocationOfGainLossOnNetInvestmentHedgesInFinancialStatements_1630" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1631"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeMaturityDates" xlink:label="Locator_us-gaap_DerivativeMaturityDates_1632"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1631" xlink:to="Locator_us-gaap_DerivativeMaturityDates_1632" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1633"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount" xlink:label="Locator_us-gaap_DerivativeNotionalAmount_1634"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1633" xlink:to="Locator_us-gaap_DerivativeNotionalAmount_1634" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1635"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeExcludedComponentGainLossRecognizedInEarnings" xlink:label="Locator_us-gaap_DerivativeExcludedComponentGainLossRecognizedInEarnings_1636"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1635" xlink:to="Locator_us-gaap_DerivativeExcludedComponentGainLossRecognizedInEarnings_1636" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1637"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInceptionDates" xlink:label="Locator_us-gaap_DerivativeInceptionDates_1638"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1637" xlink:to="Locator_us-gaap_DerivativeInceptionDates_1638" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1639"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeDescriptionOfObjective" xlink:label="Locator_us-gaap_DerivativeDescriptionOfObjective_1640"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1639" xlink:to="Locator_us-gaap_DerivativeDescriptionOfObjective_1640" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1641"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeVariableInterestRate" xlink:label="Locator_us-gaap_DerivativeVariableInterestRate_1642"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1641" xlink:to="Locator_us-gaap_DerivativeVariableInterestRate_1642" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1643"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeBasisSpreadOnVariableRate" xlink:label="Locator_us-gaap_DerivativeBasisSpreadOnVariableRate_1644"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1643" xlink:to="Locator_us-gaap_DerivativeBasisSpreadOnVariableRate_1644" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1645"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeGainOnDerivative" xlink:label="Locator_us-gaap_DerivativeGainOnDerivative_1646"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1645" xlink:to="Locator_us-gaap_DerivativeGainOnDerivative_1646" order="11.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1647"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MaximumLengthOfTimeForeignCurrencyCashFlowHedge" xlink:label="Locator_us-gaap_MaximumLengthOfTimeForeignCurrencyCashFlowHedge_1648"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1647" xlink:to="Locator_us-gaap_MaximumLengthOfTimeForeignCurrencyCashFlowHedge_1648" order="12.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1649"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTypeOfInstrument" xlink:label="Locator_us-gaap_DerivativeTypeOfInstrument_1650"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DerivativeInstrumentsGainLossLineItems_1649" xlink:to="Locator_us-gaap_DerivativeTypeOfInstrument_1650" order="13.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/LegalProceedingsNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_1757"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1758"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_RangeAxis_1757" xlink:to="Locator_srt_RangeMember_1758" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1759"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="Locator_srt_MaximumMember_1760"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_1759" xlink:to="Locator_srt_MaximumMember_1760" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_1753"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="Locator_us-gaap_SegmentOperatingActivitiesDomain_1754"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_1753" xlink:to="Locator_us-gaap_SegmentOperatingActivitiesDomain_1754" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="Locator_us-gaap_SegmentOperatingActivitiesDomain_1755"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentContinuingOperationsMember" xlink:label="Locator_us-gaap_SegmentContinuingOperationsMember_1756"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentOperatingActivitiesDomain_1755" xlink:to="Locator_us-gaap_SegmentContinuingOperationsMember_1756" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="Locator_us-gaap_LossContingenciesLineItems_1691"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="Locator_us-gaap_LossContingenciesTable_1692"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_LossContingenciesLineItems_1691" xlink:to="Locator_us-gaap_LossContingenciesTable_1692" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="Locator_us-gaap_LossContingenciesTable_1721"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseAxis" xlink:label="Locator_srt_LitigationCaseAxis_1722"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LossContingenciesTable_1721" xlink:to="Locator_srt_LitigationCaseAxis_1722" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseAxis" xlink:label="Locator_srt_LitigationCaseAxis_1727"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1728"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_LitigationCaseAxis_1727" xlink:to="Locator_srt_LitigationCaseTypeDomain_1728" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseAxis" xlink:label="Locator_srt_LitigationCaseAxis_1789"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1790"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_LitigationCaseAxis_1789" xlink:to="Locator_srt_LitigationCaseTypeDomain_1790" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1729"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ArcherAndWhiteSalesIncVCollectivelyDanaherDefendantsMember" xlink:label="Locator_hsic_ArcherAndWhiteSalesIncVCollectivelyDanaherDefendantsMember_1730"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1729" xlink:to="Locator_hsic_ArcherAndWhiteSalesIncVCollectivelyDanaherDefendantsMember_1730" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1731"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ArcherFiledAmendedComplaintAddingPattersonAndBencoAsDefendantsMember" xlink:label="Locator_hsic_ArcherFiledAmendedComplaintAddingPattersonAndBencoAsDefendantsMember_1732"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1731" xlink:to="Locator_hsic_ArcherFiledAmendedComplaintAddingPattersonAndBencoAsDefendantsMember_1732" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1733"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ArcherFiledSecondAmendedComplaintUnderSealMember" xlink:label="Locator_hsic_ArcherFiledSecondAmendedComplaintUnderSealMember_1734"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1733" xlink:to="Locator_hsic_ArcherFiledSecondAmendedComplaintUnderSealMember_1734" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1735"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_IqDentalSupplyIncVHenryScheinIncPattersonCompaniesIncMember" xlink:label="Locator_hsic_IqDentalSupplyIncVHenryScheinIncPattersonCompaniesIncMember_1736"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1735" xlink:to="Locator_hsic_IqDentalSupplyIncVHenryScheinIncPattersonCompaniesIncMember_1736" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1737"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_UnitedStatesFederalTradeCommissionMember" xlink:label="Locator_hsic_UnitedStatesFederalTradeCommissionMember_1738"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1737" xlink:to="Locator_hsic_UnitedStatesFederalTradeCommissionMember_1738" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1739"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_SalkowitzVHenryScheinIncEtAlMember" xlink:label="Locator_hsic_SalkowitzVHenryScheinIncEtAlMember_1740"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1739" xlink:to="Locator_hsic_SalkowitzVHenryScheinIncEtAlMember_1740" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1741"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_MarionDiagnosticCenterLlcVDickinsonAndCo318Cv01509SdIllMember" xlink:label="Locator_hsic_MarionDiagnosticCenterLlcVDickinsonAndCo318Cv01509SdIllMember_1742"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1741" xlink:to="Locator_hsic_MarionDiagnosticCenterLlcVDickinsonAndCo318Cv01509SdIllMember_1742" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1743"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_TheCountyOfSummitOhioEtAlVPurduePharmaLpEtAlMember" xlink:label="Locator_hsic_TheCountyOfSummitOhioEtAlVPurduePharmaLpEtAlMember_1744"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1743" xlink:to="Locator_hsic_TheCountyOfSummitOhioEtAlVPurduePharmaLpEtAlMember_1744" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1745"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ActionsConsolidatedInTheMultiDistrictLitigationMember" xlink:label="Locator_hsic_ActionsConsolidatedInTheMultiDistrictLitigationMember_1746"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1745" xlink:to="Locator_hsic_ActionsConsolidatedInTheMultiDistrictLitigationMember_1746" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1747"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_CityOfHollywoodPoliceOfficersRetirementSystemVHenryScheinIncCovetrusIncAndBenjaminShawAndChristineKomolaMember" xlink:label="Locator_hsic_CityOfHollywoodPoliceOfficersRetirementSystemVHenryScheinIncCovetrusIncAndBenjaminShawAndChristineKomolaMember_1748"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1747" xlink:to="Locator_hsic_CityOfHollywoodPoliceOfficersRetirementSystemVHenryScheinIncCovetrusIncAndBenjaminShawAndChristineKomolaMember_1748" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1749"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_FrankFinazzoAgainstVariousPresentAndFormerDirectorsAndOfficersOfHenryScheinMember" xlink:label="Locator_hsic_FrankFinazzoAgainstVariousPresentAndFormerDirectorsAndOfficersOfHenryScheinMember_1750"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1749" xlink:to="Locator_hsic_FrankFinazzoAgainstVariousPresentAndFormerDirectorsAndOfficersOfHenryScheinMember_1750" order="11.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain" xlink:label="Locator_srt_LitigationCaseTypeDomain_1751"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PutativeShareholderDerivativeActionMember" xlink:label="Locator_hsic_PutativeShareholderDerivativeActionMember_1752"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_LitigationCaseTypeDomain_1751" xlink:to="Locator_hsic_PutativeShareholderDerivativeActionMember_1752" order="12.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="Locator_us-gaap_LossContingenciesTable_1723"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_1724"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LossContingenciesTable_1723" xlink:to="Locator_us-gaap_StatementOperatingActivitiesSegmentAxis_1724" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="Locator_us-gaap_LossContingenciesTable_1725"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_1726"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LossContingenciesTable_1725" xlink:to="Locator_srt_RangeAxis_1726" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="Locator_us-gaap_LossContingenciesLineItems_1761"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1762"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingenciesLineItems_1761" xlink:to="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1762" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1763"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyLawsuitFilingDate" xlink:label="Locator_us-gaap_LossContingencyLawsuitFilingDate_1764"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1763" xlink:to="Locator_us-gaap_LossContingencyLawsuitFilingDate_1764" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1765"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyNameOfDefendant" xlink:label="Locator_us-gaap_LossContingencyNameOfDefendant_1766"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1765" xlink:to="Locator_us-gaap_LossContingencyNameOfDefendant_1766" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1767"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyPendingClaimsNumber" xlink:label="Locator_us-gaap_LossContingencyPendingClaimsNumber_1768"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1767" xlink:to="Locator_us-gaap_LossContingencyPendingClaimsNumber_1768" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1769"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyNameOfPlaintiff" xlink:label="Locator_us-gaap_LossContingencyNameOfPlaintiff_1770"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1769" xlink:to="Locator_us-gaap_LossContingencyNameOfPlaintiff_1770" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1771"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyAllegations" xlink:label="Locator_us-gaap_LossContingencyAllegations_1772"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1771" xlink:to="Locator_us-gaap_LossContingencyAllegations_1772" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1773"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossRelatedToLitigationSettlement" xlink:label="Locator_us-gaap_GainLossRelatedToLitigationSettlement_1774"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1773" xlink:to="Locator_us-gaap_GainLossRelatedToLitigationSettlement_1774" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1775"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencySettlementAgreementTerms" xlink:label="Locator_us-gaap_LossContingencySettlementAgreementTerms_1776"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1775" xlink:to="Locator_us-gaap_LossContingencySettlementAgreementTerms_1776" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1777"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_DonationAmountToPainManagementEducationFoundation" xlink:label="Locator_hsic_DonationAmountToPainManagementEducationFoundation_1778"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1777" xlink:to="Locator_hsic_DonationAmountToPainManagementEducationFoundation_1778" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1779"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LitigationSettlementAmountAwardedToOtherParty" xlink:label="Locator_us-gaap_LitigationSettlementAmountAwardedToOtherParty_1780"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1779" xlink:to="Locator_us-gaap_LitigationSettlementAmountAwardedToOtherParty_1780" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1781"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="Locator_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_1782"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1781" xlink:to="Locator_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_1782" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1783"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_MaximumSalesOfOpioidsInNorthAmericaPercentage" xlink:label="Locator_hsic_MaximumSalesOfOpioidsInNorthAmericaPercentage_1784"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1783" xlink:to="Locator_hsic_MaximumSalesOfOpioidsInNorthAmericaPercentage_1784" order="11.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1785"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyManagementsAssessmentAndProcess" xlink:label="Locator_us-gaap_LossContingencyManagementsAssessmentAndProcess_1786"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1785" xlink:to="Locator_us-gaap_LossContingencyManagementsAssessmentAndProcess_1786" order="12.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyInformationAboutLitigationMattersAbstract" xlink:label="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1787"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PeriodOfTimeActionIsStayed" xlink:label="Locator_hsic_PeriodOfTimeActionIsStayed_1788"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LossContingencyInformationAboutLitigationMattersAbstract_1787" xlink:to="Locator_hsic_PeriodOfTimeActionIsStayed_1788" order="13.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DebtPrivatePlacementFacilitiesNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_1885"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1886"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_RangeAxis_1885" xlink:to="Locator_srt_RangeMember_1886" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1891"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ArithmeticAverageMember" xlink:label="Locator_srt_ArithmeticAverageMember_1892"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_1891" xlink:to="Locator_srt_ArithmeticAverageMember_1892" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1887"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember" xlink:label="Locator_srt_MinimumMember_1888"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_1887" xlink:to="Locator_srt_MinimumMember_1888" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_1889"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="Locator_srt_MaximumMember_1890"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_1889" xlink:to="Locator_srt_MaximumMember_1890" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1899"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="Locator_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_1900"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1899" xlink:to="Locator_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_1900" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1901"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateIncreaseDecrease" xlink:label="Locator_us-gaap_DebtInstrumentInterestRateIncreaseDecrease_1902"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1901" xlink:to="Locator_us-gaap_DebtInstrumentInterestRateIncreaseDecrease_1902" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1903"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_IndebtednessRatioAsbtractAbstract" xlink:label="Locator_hsic_IndebtednessRatioAsbtractAbstract_1904"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1903" xlink:to="Locator_hsic_IndebtednessRatioAsbtractAbstract_1904" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_IndebtednessRatioAsbtractAbstract" xlink:label="Locator_hsic_IndebtednessRatioAsbtractAbstract_1905"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RatioOfIndebtednessToTotalCapital" xlink:label="Locator_hsic_RatioOfIndebtednessToTotalCapital_1906"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_IndebtednessRatioAsbtractAbstract_1905" xlink:to="Locator_hsic_RatioOfIndebtednessToTotalCapital_1906" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_IndebtednessRatioAsbtractAbstract" xlink:label="Locator_hsic_IndebtednessRatioAsbtractAbstract_1907"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RatioOfIndebtednessToNetCapital1" xlink:label="Locator_us-gaap_RatioOfIndebtednessToNetCapital1_1908"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_IndebtednessRatioAsbtractAbstract_1907" xlink:to="Locator_us-gaap_RatioOfIndebtednessToNetCapital1_1908" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1909"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCovenantDescription" xlink:label="Locator_us-gaap_DebtInstrumentCovenantDescription_1910"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1909" xlink:to="Locator_us-gaap_DebtInstrumentCovenantDescription_1910" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1911"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="Locator_us-gaap_DebtInstrumentTerm_1912"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1911" xlink:to="Locator_us-gaap_DebtInstrumentTerm_1912" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1915"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_DebtInstrumentAverageTerm" xlink:label="Locator_hsic_DebtInstrumentAverageTerm_1916"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1915" xlink:to="Locator_hsic_DebtInstrumentAverageTerm_1916" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1917"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1918"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1917" xlink:to="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1918" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1919"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentIssuanceDateMonthAndYear" xlink:label="Locator_us-gaap_DebtConversionConvertedInstrumentIssuanceDateMonthAndYear_1920"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1919" xlink:to="Locator_us-gaap_DebtConversionConvertedInstrumentIssuanceDateMonthAndYear_1920" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1921"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionOriginalDebtTypeOfDebt" xlink:label="Locator_us-gaap_DebtConversionOriginalDebtTypeOfDebt_1922"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1921" xlink:to="Locator_us-gaap_DebtConversionOriginalDebtTypeOfDebt_1922" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1923"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionOriginalDebtAmount1" xlink:label="Locator_us-gaap_DebtConversionOriginalDebtAmount1_1924"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1923" xlink:to="Locator_us-gaap_DebtConversionOriginalDebtAmount1_1924" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1925"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionOriginalDebtInterestRateOfDebt" xlink:label="Locator_us-gaap_DebtConversionOriginalDebtInterestRateOfDebt_1926"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1925" xlink:to="Locator_us-gaap_DebtConversionOriginalDebtInterestRateOfDebt_1926" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1927"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionOriginalDebtDueDateOfDebtDayMonthAndYear" xlink:label="Locator_us-gaap_DebtConversionOriginalDebtDueDateOfDebtDayMonthAndYear_1928"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1927" xlink:to="Locator_us-gaap_DebtConversionOriginalDebtDueDateOfDebtDayMonthAndYear_1928" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1929"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentType" xlink:label="Locator_us-gaap_DebtConversionConvertedInstrumentType_1930"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1929" xlink:to="Locator_us-gaap_DebtConversionConvertedInstrumentType_1930" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1931"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentAmount1" xlink:label="Locator_us-gaap_DebtConversionConvertedInstrumentAmount1_1932"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1931" xlink:to="Locator_us-gaap_DebtConversionConvertedInstrumentAmount1_1932" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1933"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentExpirationOrDueDateDayMonthAndYear" xlink:label="Locator_us-gaap_DebtConversionConvertedInstrumentExpirationOrDueDateDayMonthAndYear_1934"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1933" xlink:to="Locator_us-gaap_DebtConversionConvertedInstrumentExpirationOrDueDateDayMonthAndYear_1934" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1935"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentRate" xlink:label="Locator_us-gaap_DebtConversionConvertedInstrumentRate_1936"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NoncashInvestingAndFinancingItemsAbstract_1935" xlink:to="Locator_us-gaap_DebtConversionConvertedInstrumentRate_1936" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1913"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="Locator_us-gaap_DebtInstrumentMaturityDate_1914"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1913" xlink:to="Locator_us-gaap_DebtInstrumentMaturityDate_1914" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_1849"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1850"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_1849" xlink:to="Locator_us-gaap_DebtInstrumentTable_1850" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1879"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="Locator_us-gaap_DebtInstrumentAxis_1880"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_1879" xlink:to="Locator_us-gaap_DebtInstrumentAxis_1880" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="Locator_us-gaap_DebtInstrumentAxis_1893"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_1894"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DebtInstrumentAxis_1893" xlink:to="Locator_us-gaap_DebtInstrumentNameDomain_1894" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_1897"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilities2031Member" xlink:label="Locator_hsic_PrivatePlacementFacilities2031Member_1898"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_1897" xlink:to="Locator_hsic_PrivatePlacementFacilities2031Member_1898" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_1895"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilities2030Member" xlink:label="Locator_hsic_PrivatePlacementFacilities2030Member_1896"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_1895" xlink:to="Locator_hsic_PrivatePlacementFacilities2030Member_1896" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1875"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_1876"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_1875" xlink:to="Locator_us-gaap_LongtermDebtTypeAxis_1876" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_1881"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_1882"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_LongtermDebtTypeAxis_1881" xlink:to="Locator_us-gaap_LongtermDebtTypeDomain_1882" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_1883"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesMember" xlink:label="Locator_hsic_PrivatePlacementFacilitiesMember_1884"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_1883" xlink:to="Locator_hsic_PrivatePlacementFacilitiesMember_1884" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_1877"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_1878"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_1877" xlink:to="Locator_srt_RangeAxis_1878" order="2.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/PlansOfRestructuringRestructuringReserveRollForwardByExpenseAndSegmentDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_1981"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_HealthcareDistributionMember" xlink:label="Locator_hsic_HealthcareDistributionMember_1982"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDomain_1981" xlink:to="Locator_hsic_HealthcareDistributionMember_1982" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_1983"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_TechnologyMember" xlink:label="Locator_hsic_TechnologyMember_1984"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDomain_1983" xlink:to="Locator_hsic_TechnologyMember_1984" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="Locator_us-gaap_IncomeStatementLocationAxis_2005"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="Locator_us-gaap_IncomeStatementLocationDomain_2006"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_IncomeStatementLocationAxis_2005" xlink:to="Locator_us-gaap_IncomeStatementLocationDomain_2006" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_1985"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_1986"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementBusinessSegmentsAxis_1985" xlink:to="Locator_us-gaap_SegmentDomain_1986" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="Locator_us-gaap_RestructuringCostAndReserveLineItems_1965"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1966"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_RestructuringCostAndReserveLineItems_1965" xlink:to="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1966" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1977"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="Locator_us-gaap_RestructuringCostAndReserveAxis_1978"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1977" xlink:to="Locator_us-gaap_RestructuringCostAndReserveAxis_1978" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="Locator_us-gaap_RestructuringCostAndReserveAxis_1987"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="Locator_us-gaap_TypeOfRestructuringDomain_1988"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_RestructuringCostAndReserveAxis_1987" xlink:to="Locator_us-gaap_TypeOfRestructuringDomain_1988" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="Locator_us-gaap_RestructuringCostAndReserveAxis_2003"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="Locator_us-gaap_TypeOfRestructuringDomain_2004"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_RestructuringCostAndReserveAxis_2003" xlink:to="Locator_us-gaap_TypeOfRestructuringDomain_2004" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="Locator_us-gaap_TypeOfRestructuringDomain_1989"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeSeveranceMember" xlink:label="Locator_us-gaap_EmployeeSeveranceMember_1990"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_TypeOfRestructuringDomain_1989" xlink:to="Locator_us-gaap_EmployeeSeveranceMember_1990" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="Locator_us-gaap_TypeOfRestructuringDomain_1991"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FacilityClosingMember" xlink:label="Locator_us-gaap_FacilityClosingMember_1992"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_TypeOfRestructuringDomain_1991" xlink:to="Locator_us-gaap_FacilityClosingMember_1992" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="Locator_us-gaap_TypeOfRestructuringDomain_1993"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherRestructuringMember" xlink:label="Locator_us-gaap_OtherRestructuringMember_1994"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_TypeOfRestructuringDomain_1993" xlink:to="Locator_us-gaap_OtherRestructuringMember_1994" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1979"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_1980"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_1979" xlink:to="Locator_us-gaap_StatementBusinessSegmentsAxis_1980" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="Locator_us-gaap_RestructuringCostAndReserveLineItems_1995"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="Locator_us-gaap_RestructuringReserveRollForward_1996"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringCostAndReserveLineItems_1995" xlink:to="Locator_us-gaap_RestructuringReserveRollForward_1996" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="Locator_us-gaap_RestructuringReserveRollForward_1997"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="Locator_us-gaap_RestructuringReserve_1998"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringReserveRollForward_1997" xlink:to="Locator_us-gaap_RestructuringReserve_1998" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="Locator_us-gaap_RestructuringReserveRollForward_1999"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="Locator_us-gaap_RestructuringSettlementAndImpairmentProvisions_2000"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringReserveRollForward_1999" xlink:to="Locator_us-gaap_RestructuringSettlementAndImpairmentProvisions_2000" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="Locator_us-gaap_RestructuringReserveRollForward_2001"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PaymentsForRestructuringAndRestructuringReserveAccrualAdjustment" xlink:label="Locator_hsic_PaymentsForRestructuringAndRestructuringReserveAccrualAdjustment_2002"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RestructuringReserveRollForward_2001" xlink:to="Locator_hsic_PaymentsForRestructuringAndRestructuringReserveAccrualAdjustment_2002" order="3.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/StockBasedCompensationUnvestedRestictedStockUnitsActivityDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2033"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2034"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2033" xlink:to="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2034" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2059"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="Locator_us-gaap_AwardTypeAxis_2060"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2059" xlink:to="Locator_us-gaap_AwardTypeAxis_2060" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="Locator_us-gaap_AwardTypeAxis_2063"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2064"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_AwardTypeAxis_2063" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2064" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="Locator_us-gaap_AwardTypeAxis_2101"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2102"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_AwardTypeAxis_2101" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2102" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2065"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestrictedStockAndRestrictedStockUnitAwardsMember" xlink:label="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_2066"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2065" xlink:to="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_2066" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestrictedStockAndRestrictedStockUnitAwardsMember" xlink:label="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_2067"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_TimeBasedRestrictedStockRestrictedUnitsMember" xlink:label="Locator_hsic_TimeBasedRestrictedStockRestrictedUnitsMember_2068"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_2067" xlink:to="Locator_hsic_TimeBasedRestrictedStockRestrictedUnitsMember_2068" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_RestrictedStockAndRestrictedStockUnitAwardsMember" xlink:label="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_2069"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember" xlink:label="Locator_hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember_2070"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_RestrictedStockAndRestrictedStockUnitAwardsMember_2069" xlink:to="Locator_hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember_2070" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2061"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="Locator_us-gaap_PlanNameAxis_2062"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2061" xlink:to="Locator_us-gaap_PlanNameAxis_2062" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="Locator_us-gaap_PlanNameAxis_2071"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="Locator_us-gaap_PlanNameDomain_2072"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_PlanNameAxis_2071" xlink:to="Locator_us-gaap_PlanNameDomain_2072" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="Locator_us-gaap_PlanNameAxis_2103"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="Locator_us-gaap_PlanNameDomain_2104"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_PlanNameAxis_2103" xlink:to="Locator_us-gaap_PlanNameDomain_2104" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="Locator_us-gaap_PlanNameDomain_2073"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_StockIncentivePlanMember" xlink:label="Locator_hsic_StockIncentivePlanMember_2074"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_PlanNameDomain_2073" xlink:to="Locator_hsic_StockIncentivePlanMember_2074" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="Locator_us-gaap_PlanNameDomain_2075"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_NonEmployeeDirectorStockIncentivePlanMember" xlink:label="Locator_hsic_NonEmployeeDirectorStockIncentivePlanMember_2076"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_PlanNameDomain_2075" xlink:to="Locator_hsic_NonEmployeeDirectorStockIncentivePlanMember_2076" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2077"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2078"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2077" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2078" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2079"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2080"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2079" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2080" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2081"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2082"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2081" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2082" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2083"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ReversalOfGrantsInPeriodDueToCovid19Impact" xlink:label="Locator_hsic_ReversalOfGrantsInPeriodDueToCovid19Impact_2084"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2083" xlink:to="Locator_hsic_ReversalOfGrantsInPeriodDueToCovid19Impact_2084" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2085"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2086"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2085" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_2086" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2087"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2088"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_2087" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_2088" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2089"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2090"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2089" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2090" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2091"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2092"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2091" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2092" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2093"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2094"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2093" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2094" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2095"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2096"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2095" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_2096" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2097"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_2098"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_2097" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_2098" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2099"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue" xlink:label="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue_2100"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_2099" xlink:to="Locator_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedIntrinsicValue_2100" order="3.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DebtPrivatePlacementBorrowingsDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2177"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentIssuanceDate1" xlink:label="Locator_us-gaap_DebtInstrumentIssuanceDate1_2178"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2177" xlink:to="Locator_us-gaap_DebtInstrumentIssuanceDate1_2178" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2179"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="Locator_us-gaap_DebtInstrumentCarryingAmount_2180"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2179" xlink:to="Locator_us-gaap_DebtInstrumentCarryingAmount_2180" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2181"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFinanceCostsGross" xlink:label="Locator_us-gaap_DeferredFinanceCostsGross_2182"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2181" xlink:to="Locator_us-gaap_DeferredFinanceCostsGross_2182" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2187"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="Locator_us-gaap_DebtInstrumentMaturityDate_2188"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2187" xlink:to="Locator_us-gaap_DebtInstrumentMaturityDate_2188" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2189"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFrequencyOfPeriodicPayment" xlink:label="Locator_us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_2190"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2189" xlink:to="Locator_us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_2190" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2191"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentPeriodicPaymentPrincipal" xlink:label="Locator_us-gaap_DebtInstrumentPeriodicPaymentPrincipal_2192"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2191" xlink:to="Locator_us-gaap_DebtInstrumentPeriodicPaymentPrincipal_2192" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2193"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentDateOfFirstRequiredPayment1" xlink:label="Locator_us-gaap_DebtInstrumentDateOfFirstRequiredPayment1_2194"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2193" xlink:to="Locator_us-gaap_DebtInstrumentDateOfFirstRequiredPayment1_2194" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2143"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_2144"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2143" xlink:to="Locator_us-gaap_DebtInstrumentTable_2144" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_2153"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="Locator_us-gaap_DebtInstrumentAxis_2154"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_2153" xlink:to="Locator_us-gaap_DebtInstrumentAxis_2154" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="Locator_us-gaap_DebtInstrumentAxis_2155"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2156"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DebtInstrumentAxis_2155" xlink:to="Locator_us-gaap_DebtInstrumentNameDomain_2156" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="Locator_us-gaap_DebtInstrumentAxis_2195"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2196"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_DebtInstrumentAxis_2195" xlink:to="Locator_us-gaap_DebtInstrumentNameDomain_2196" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2157"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilities2022Member" xlink:label="Locator_hsic_PrivatePlacementFacilities2022Member_2158"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2157" xlink:to="Locator_hsic_PrivatePlacementFacilities2022Member_2158" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2159"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilities2024Member" xlink:label="Locator_hsic_PrivatePlacementFacilities2024Member_2160"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2159" xlink:to="Locator_hsic_PrivatePlacementFacilities2024Member_2160" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2161"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesDecember2024Member" xlink:label="Locator_hsic_PrivatePlacementFacilitiesDecember2024Member_2162"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2161" xlink:to="Locator_hsic_PrivatePlacementFacilitiesDecember2024Member_2162" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2163"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesJune2021Member" xlink:label="Locator_hsic_PrivatePlacementFacilitiesJune2021Member_2164"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2163" xlink:to="Locator_hsic_PrivatePlacementFacilitiesJune2021Member_2164" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2165"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesJune2027Member" xlink:label="Locator_hsic_PrivatePlacementFacilitiesJune2027Member_2166"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2165" xlink:to="Locator_hsic_PrivatePlacementFacilitiesJune2027Member_2166" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2167"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesSeptember2029Member" xlink:label="Locator_hsic_PrivatePlacementFacilitiesSeptember2029Member_2168"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2167" xlink:to="Locator_hsic_PrivatePlacementFacilitiesSeptember2029Member_2168" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2169"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesJanuary2028Member" xlink:label="Locator_hsic_PrivatePlacementFacilitiesJanuary2028Member_2170"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2169" xlink:to="Locator_hsic_PrivatePlacementFacilitiesJanuary2028Member_2170" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="Locator_us-gaap_DebtInstrumentNameDomain_2171"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilities2030Member" xlink:label="Locator_hsic_PrivatePlacementFacilities2030Member_2172"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentNameDomain_2171" xlink:to="Locator_hsic_PrivatePlacementFacilities2030Member_2172" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_2151"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_2152"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_2151" xlink:to="Locator_us-gaap_LongtermDebtTypeAxis_2152" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_2173"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2174"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_LongtermDebtTypeAxis_2173" xlink:to="Locator_us-gaap_LongtermDebtTypeDomain_2174" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2175"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesMember" xlink:label="Locator_hsic_PrivatePlacementFacilitiesMember_2176"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_2175" xlink:to="Locator_hsic_PrivatePlacementFacilitiesMember_2176" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2183"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities" xlink:label="Locator_hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities_2184"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2183" xlink:to="Locator_hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities_2184" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2185"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="Locator_us-gaap_DebtInstrumentInterestRateStatedPercentage_2186"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2185" xlink:to="Locator_us-gaap_DebtInstrumentInterestRateStatedPercentage_2186" order="5.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DebtLongtermDebtDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_2261"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_2262"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_RangeAxis_2261" xlink:to="Locator_srt_RangeMember_2262" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_2279"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_2280"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_RangeAxis_2279" xlink:to="Locator_srt_RangeMember_2280" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_2263"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember" xlink:label="Locator_srt_MinimumMember_2264"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_2263" xlink:to="Locator_srt_MinimumMember_2264" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_2265"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="Locator_srt_MaximumMember_2266"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_2265" xlink:to="Locator_srt_MaximumMember_2266" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2237"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_2238"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2237" xlink:to="Locator_us-gaap_DebtInstrumentTable_2238" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_2247"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_2248"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_2247" xlink:to="Locator_us-gaap_LongtermDebtTypeAxis_2248" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="Locator_us-gaap_LongtermDebtTypeAxis_2251"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2252"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_LongtermDebtTypeAxis_2251" xlink:to="Locator_us-gaap_LongtermDebtTypeDomain_2252" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2253"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PrivatePlacementFacilitiesMember" xlink:label="Locator_hsic_PrivatePlacementFacilitiesMember_2254"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_2253" xlink:to="Locator_hsic_PrivatePlacementFacilitiesMember_2254" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2255"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_USTradeAccountsReceivableSecuritizationMember" xlink:label="Locator_hsic_USTradeAccountsReceivableSecuritizationMember_2256"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_2255" xlink:to="Locator_hsic_USTradeAccountsReceivableSecuritizationMember_2256" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2257"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="Locator_us-gaap_NotesPayableOtherPayablesMember_2258"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_2257" xlink:to="Locator_us-gaap_NotesPayableOtherPayablesMember_2258" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="Locator_us-gaap_LongtermDebtTypeDomain_2259"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansPayableMember" xlink:label="Locator_us-gaap_LoansPayableMember_2260"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LongtermDebtTypeDomain_2259" xlink:to="Locator_us-gaap_LoansPayableMember_2260" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="Locator_us-gaap_DebtInstrumentTable_2249"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_2250"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DebtInstrumentTable_2249" xlink:to="Locator_srt_RangeAxis_2250" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2267"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities" xlink:label="Locator_hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities_2268"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2267" xlink:to="Locator_hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities_2268" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2269"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="Locator_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_2270"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2269" xlink:to="Locator_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_2270" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2271"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="Locator_us-gaap_LongTermDebtAndCapitalLeaseObligations_2272"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2271" xlink:to="Locator_us-gaap_LongTermDebtAndCapitalLeaseObligations_2272" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2273"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="Locator_us-gaap_FinanceLeaseLiability_2274"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2273" xlink:to="Locator_us-gaap_FinanceLeaseLiability_2274" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2275"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="Locator_us-gaap_DebtInstrumentInterestRateStatedPercentage_2276"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2275" xlink:to="Locator_us-gaap_DebtInstrumentInterestRateStatedPercentage_2276" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="Locator_us-gaap_DebtInstrumentLineItems_2277"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentMaturityDateDescription" xlink:label="Locator_us-gaap_DebtInstrumentMaturityDateDescription_2278"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DebtInstrumentLineItems_2277" xlink:to="Locator_us-gaap_DebtInstrumentMaturityDateDescription_2278" order="6.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/BasisOfPresentationNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PledgedStatusDomain" xlink:label="Locator_us-gaap_PledgedStatusDomain_2335"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetPledgedAsCollateralMember" xlink:label="Locator_us-gaap_AssetPledgedAsCollateralMember_2336"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_PledgedStatusDomain_2335" xlink:to="Locator_us-gaap_AssetPledgedAsCollateralMember_2336" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseStatusDomain" xlink:label="Locator_us-gaap_RecourseStatusDomain_2331"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseMember" xlink:label="Locator_us-gaap_RecourseMember_2332"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RecourseStatusDomain_2331" xlink:to="Locator_us-gaap_RecourseMember_2332" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_2319"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesAxis" xlink:label="Locator_srt_ConsolidatedEntitiesAxis_2320"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_StatementTable_2319" xlink:to="Locator_srt_ConsolidatedEntitiesAxis_2320" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesAxis" xlink:label="Locator_srt_ConsolidatedEntitiesAxis_2325"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain" xlink:label="Locator_srt_ConsolidatedEntitiesDomain_2326"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_ConsolidatedEntitiesAxis_2325" xlink:to="Locator_srt_ConsolidatedEntitiesDomain_2326" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesAxis" xlink:label="Locator_srt_ConsolidatedEntitiesAxis_2349"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain" xlink:label="Locator_srt_ConsolidatedEntitiesDomain_2350"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_ConsolidatedEntitiesAxis_2349" xlink:to="Locator_srt_ConsolidatedEntitiesDomain_2350" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain" xlink:label="Locator_srt_ConsolidatedEntitiesDomain_2329"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember" xlink:label="Locator_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_2330"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ConsolidatedEntitiesDomain_2329" xlink:to="Locator_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_2330" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_2321"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseStatusAxis" xlink:label="Locator_us-gaap_RecourseStatusAxis_2322"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_StatementTable_2321" xlink:to="Locator_us-gaap_RecourseStatusAxis_2322" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseStatusAxis" xlink:label="Locator_us-gaap_RecourseStatusAxis_2327"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseStatusDomain" xlink:label="Locator_us-gaap_RecourseStatusDomain_2328"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_RecourseStatusAxis_2327" xlink:to="Locator_us-gaap_RecourseStatusDomain_2328" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseStatusAxis" xlink:label="Locator_us-gaap_RecourseStatusAxis_2353"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecourseStatusDomain" xlink:label="Locator_us-gaap_RecourseStatusDomain_2354"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_RecourseStatusAxis_2353" xlink:to="Locator_us-gaap_RecourseStatusDomain_2354" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_2323"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PledgedStatusAxis" xlink:label="Locator_us-gaap_PledgedStatusAxis_2324"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_StatementTable_2323" xlink:to="Locator_us-gaap_PledgedStatusAxis_2324" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PledgedStatusAxis" xlink:label="Locator_us-gaap_PledgedStatusAxis_2333"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PledgedStatusDomain" xlink:label="Locator_us-gaap_PledgedStatusDomain_2334"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_PledgedStatusAxis_2333" xlink:to="Locator_us-gaap_PledgedStatusDomain_2334" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PledgedStatusAxis" xlink:label="Locator_us-gaap_PledgedStatusAxis_2351"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PledgedStatusDomain" xlink:label="Locator_us-gaap_PledgedStatusDomain_2352"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_PledgedStatusAxis_2351" xlink:to="Locator_us-gaap_PledgedStatusDomain_2352" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2315"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="Locator_us-gaap_StatementTable_2316"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_StatementLineItems_2315" xlink:to="Locator_us-gaap_StatementTable_2316" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2337"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityTermsOfArrangements" xlink:label="Locator_us-gaap_VariableInterestEntityTermsOfArrangements_2338"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_2337" xlink:to="Locator_us-gaap_VariableInterestEntityTermsOfArrangements_2338" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2339"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityVIEPurposeOfVIE" xlink:label="Locator_us-gaap_VariableInterestEntityVIEPurposeOfVIE_2340"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_2339" xlink:to="Locator_us-gaap_VariableInterestEntityVIEPurposeOfVIE_2340" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2341"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityExtentOfOrLackOfRecourse" xlink:label="Locator_us-gaap_VariableInterestEntityExtentOfOrLackOfRecourse_2342"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_2341" xlink:to="Locator_us-gaap_VariableInterestEntityExtentOfOrLackOfRecourse_2342" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2343"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityCarryingAmountAssetsAndLiabilitiesQualitativeInformation" xlink:label="Locator_us-gaap_VariableInterestEntityCarryingAmountAssetsAndLiabilitiesQualitativeInformation_2344"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_2343" xlink:to="Locator_us-gaap_VariableInterestEntityCarryingAmountAssetsAndLiabilitiesQualitativeInformation_2344" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2345"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityVIEActivitiesOfVIE" xlink:label="Locator_us-gaap_VariableInterestEntityVIEActivitiesOfVIE_2346"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_2345" xlink:to="Locator_us-gaap_VariableInterestEntityVIEActivitiesOfVIE_2346" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="Locator_us-gaap_StatementLineItems_2347"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationName" xlink:label="Locator_us-gaap_DiscontinuedOperationName_2348"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_StatementLineItems_2347" xlink:to="Locator_us-gaap_DiscontinuedOperationName_2348" order="6.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/RevenueFromContractsWithCustomersDisaggregationOfRevenueDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="Locator_srt_SegmentGeographicalDomain_2387"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_NorthAmericaMember" xlink:label="Locator_srt_NorthAmericaMember_2388"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_SegmentGeographicalDomain_2387" xlink:to="Locator_srt_NorthAmericaMember_2388" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="Locator_srt_SegmentGeographicalDomain_2389"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_InternationalMember" xlink:label="Locator_hsic_InternationalMember_2390"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_SegmentGeographicalDomain_2389" xlink:to="Locator_hsic_InternationalMember_2390" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_2383"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_HealthcareDistributionMember" xlink:label="Locator_hsic_HealthcareDistributionMember_2384"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDomain_2383" xlink:to="Locator_hsic_HealthcareDistributionMember_2384" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_2385"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_TechnologyMember" xlink:label="Locator_hsic_TechnologyMember_2386"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDomain_2385" xlink:to="Locator_hsic_TechnologyMember_2386" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="Locator_us-gaap_DisaggregationOfRevenueLineItems_2391"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="Locator_us-gaap_DisaggregationOfRevenueTable_2392"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_DisaggregationOfRevenueLineItems_2391" xlink:to="Locator_us-gaap_DisaggregationOfRevenueTable_2392" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="Locator_us-gaap_DisaggregationOfRevenueTable_2393"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_2394"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DisaggregationOfRevenueTable_2393" xlink:to="Locator_us-gaap_StatementBusinessSegmentsAxis_2394" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="Locator_us-gaap_StatementBusinessSegmentsAxis_2395"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain" xlink:label="Locator_us-gaap_SegmentDomain_2396"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementBusinessSegmentsAxis_2395" xlink:to="Locator_us-gaap_SegmentDomain_2396" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="Locator_us-gaap_DisaggregationOfRevenueTable_2397"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="Locator_us-gaap_SubsegmentsAxis_2398"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DisaggregationOfRevenueTable_2397" xlink:to="Locator_us-gaap_SubsegmentsAxis_2398" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="Locator_us-gaap_SubsegmentsAxis_2399"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_2400"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_SubsegmentsAxis_2399" xlink:to="Locator_us-gaap_SubsegmentsDomain_2400" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_2401"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_DentalMember" xlink:label="Locator_hsic_DentalMember_2402"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SubsegmentsDomain_2401" xlink:to="Locator_hsic_DentalMember_2402" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="Locator_us-gaap_SubsegmentsDomain_2403"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_MedicalMember" xlink:label="Locator_hsic_MedicalMember_2404"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SubsegmentsDomain_2403" xlink:to="Locator_hsic_MedicalMember_2404" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="Locator_us-gaap_DisaggregationOfRevenueTable_2405"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="Locator_srt_StatementGeographicalAxis_2406"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DisaggregationOfRevenueTable_2405" xlink:to="Locator_srt_StatementGeographicalAxis_2406" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="Locator_srt_StatementGeographicalAxis_2407"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="Locator_srt_SegmentGeographicalDomain_2408"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_StatementGeographicalAxis_2407" xlink:to="Locator_srt_SegmentGeographicalDomain_2408" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis" xlink:label="Locator_srt_StatementGeographicalAxis_2409"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain" xlink:label="Locator_srt_SegmentGeographicalDomain_2410"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_StatementGeographicalAxis_2409" xlink:to="Locator_srt_SegmentGeographicalDomain_2410" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="Locator_us-gaap_DisaggregationOfRevenueTable_2411"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="Locator_srt_ConsolidationItemsAxis_2412"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DisaggregationOfRevenueTable_2411" xlink:to="Locator_srt_ConsolidationItemsAxis_2412" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="Locator_srt_ConsolidationItemsAxis_2413"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_2414"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_ConsolidationItemsAxis_2413" xlink:to="Locator_srt_ConsolidationItemsDomain_2414" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis" xlink:label="Locator_srt_ConsolidationItemsAxis_2415"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_2416"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_ConsolidationItemsAxis_2415" xlink:to="Locator_srt_ConsolidationItemsDomain_2416" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_2417"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="Locator_us-gaap_OperatingSegmentsMember_2418"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ConsolidationItemsDomain_2417" xlink:to="Locator_us-gaap_OperatingSegmentsMember_2418" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain" xlink:label="Locator_srt_ConsolidationItemsDomain_2419"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="Locator_us-gaap_CorporateNonSegmentMember_2420"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ConsolidationItemsDomain_2419" xlink:to="Locator_us-gaap_CorporateNonSegmentMember_2420" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="Locator_us-gaap_DisaggregationOfRevenueTable_2421"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsAxis" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_2422"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_DisaggregationOfRevenueTable_2421" xlink:to="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_2422" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsAxis" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_2423"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsDomain" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_2424"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_2423" xlink:to="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_2424" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsAxis" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_2425"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsDomain" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_2426"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_SubsegmentsConsolidationItemsAxis_2425" xlink:to="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_2426" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsegmentsConsolidationItemsDomain" xlink:label="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_2427"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportableSubsegmentsMember" xlink:label="Locator_us-gaap_ReportableSubsegmentsMember_2428"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SubsegmentsConsolidationItemsDomain_2427" xlink:to="Locator_us-gaap_ReportableSubsegmentsMember_2428" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="Locator_us-gaap_DisaggregationOfRevenueLineItems_2429"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueAbstract" xlink:label="Locator_us-gaap_DisaggregationOfRevenueAbstract_2430"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisaggregationOfRevenueLineItems_2429" xlink:to="Locator_us-gaap_DisaggregationOfRevenueAbstract_2430" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueAbstract" xlink:label="Locator_us-gaap_DisaggregationOfRevenueAbstract_2431"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax" xlink:label="Locator_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2432"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisaggregationOfRevenueAbstract_2431" xlink:to="Locator_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_2432" order="1.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/CriticalAccountingPoliciesAccountingPronouncementsAdoptedAndRecentlyIssuedAccountingStandardsNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="Locator_us-gaap_TypeOfAdoptionMember_2513"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentsForNewAccountingPronouncementMember" xlink:label="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2514"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_TypeOfAdoptionMember_2513" xlink:to="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2514" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentsForNewAccountingPronouncementMember" xlink:label="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2525"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201704Member" xlink:label="Locator_us-gaap_AccountingStandardsUpdate201704Member_2526"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2525" xlink:to="Locator_us-gaap_AccountingStandardsUpdate201704Member_2526" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentsForNewAccountingPronouncementMember" xlink:label="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2527"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201613Member" xlink:label="Locator_us-gaap_AccountingStandardsUpdate201613Member_2528"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2527" xlink:to="Locator_us-gaap_AccountingStandardsUpdate201613Member_2528" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AdjustmentsForNewAccountingPronouncementMember" xlink:label="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2529"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201912Member" xlink:label="Locator_us-gaap_AccountingStandardsUpdate201912Member_2530"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_hsic_AdjustmentsForNewAccountingPronouncementMember_2529" xlink:to="Locator_us-gaap_AccountingStandardsUpdate201912Member_2530" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="Locator_us-gaap_StatementEquityComponentsAxis_2515"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="Locator_us-gaap_EquityComponentDomain_2516"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_StatementEquityComponentsAxis_2515" xlink:to="Locator_us-gaap_EquityComponentDomain_2516" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="Locator_us-gaap_EquityComponentDomain_2517"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_2518"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_EquityComponentDomain_2517" xlink:to="Locator_us-gaap_ParentMember_2518" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember" xlink:label="Locator_us-gaap_ParentMember_2519"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="Locator_us-gaap_RetainedEarningsMember_2520"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_ParentMember_2519" xlink:to="Locator_us-gaap_RetainedEarningsMember_2520" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_2521"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_2522"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_2521" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_2522" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_2523"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_2524"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_CumulativeEffectPeriodOfAdoptionDomain_2523" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_2524" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2501"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2502"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2501" xlink:to="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2502" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2505"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="Locator_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_2506"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2505" xlink:to="Locator_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_2506" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="Locator_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_2511"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="Locator_us-gaap_TypeOfAdoptionMember_2512"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_2511" xlink:to="Locator_us-gaap_TypeOfAdoptionMember_2512" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="Locator_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_2539"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="Locator_us-gaap_TypeOfAdoptionMember_2540"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_2539" xlink:to="Locator_us-gaap_TypeOfAdoptionMember_2540" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2507"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="Locator_us-gaap_StatementEquityComponentsAxis_2508"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2507" xlink:to="Locator_us-gaap_StatementEquityComponentsAxis_2508" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2509"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis" xlink:label="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_2510"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2509" xlink:to="Locator_srt_CumulativeEffectPeriodOfAdoptionAxis_2510" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2531"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted" xlink:label="Locator_us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted_2532"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2531" xlink:to="Locator_us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted_2532" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2533"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementOrChangeInAccountingPrinciplePriorPeriodNotRestated" xlink:label="Locator_us-gaap_NewAccountingPronouncementOrChangeInAccountingPrinciplePriorPeriodNotRestated_2534"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2533" xlink:to="Locator_us-gaap_NewAccountingPronouncementOrChangeInAccountingPrinciplePriorPeriodNotRestated_2534" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2535"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateTransitionOptionElectedExtensibleList" xlink:label="Locator_us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateTransitionOptionElectedExtensibleList_2536"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2535" xlink:to="Locator_us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateTransitionOptionElectedExtensibleList_2536" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2537"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate" xlink:label="Locator_us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate_2538"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2537" xlink:to="Locator_us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate_2538" order="4.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DiscontinuedOperationsSummarizedFinancialInformationForOurDiscontinuedOperationsDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="Locator_us-gaap_IncomeStatementAbstract_2697"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_2698"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementAbstract_2697" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_2698" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="Locator_us-gaap_IncomeStatementAbstract_2699"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss_2700"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementAbstract_2699" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss_2700" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="Locator_us-gaap_IncomeStatementAbstract_2701"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_2702"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementAbstract_2701" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_2702" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="Locator_us-gaap_IncomeStatementAbstract_2703"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation" xlink:label="Locator_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_2704"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementAbstract_2703" xlink:to="Locator_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_2704" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="Locator_us-gaap_SegmentDiscontinuedOperationsMember_2687"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember" xlink:label="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_2688"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_SegmentDiscontinuedOperationsMember_2687" xlink:to="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_2688" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember" xlink:label="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_2689"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AnimalHealthMember" xlink:label="Locator_hsic_AnimalHealthMember_2690"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_2689" xlink:to="Locator_hsic_AnimalHealthMember_2690" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2695"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="Locator_us-gaap_IncomeStatementAbstract_2696"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2695" xlink:to="Locator_us-gaap_IncomeStatementAbstract_2696" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2705"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_2706"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2705" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_2706" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_2707"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2708"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_2707" xlink:to="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2708" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2709"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_2710"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2709" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents_2710" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2711"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_2712"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2711" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet_2712" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2713"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationInventoryCurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationInventoryCurrent_2714"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2713" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationInventoryCurrent_2714" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2715"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent_2716"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2715" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent_2716" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2717"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_2718"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2717" xlink:to="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_2718" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2719"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent_2720"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2719" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent_2720" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2721"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent_2722"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2721" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwillNoncurrent_2722" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2723"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent_2724"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2723" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent_2724" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2725"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_2726"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2725" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent_2726" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2727"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_2728"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_2727" xlink:to="Locator_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_2728" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_2729"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2730"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationBalanceSheetDisclosuresAbstract_2729" xlink:to="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2730" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2731"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent_2732"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2731" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent_2732" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2733"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2734"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2733" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2734" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2735"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent_2736"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2735" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent_2736" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2737"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable_2738"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2737" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxesPayable_2738" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2739"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_2740"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrentAbstract_2739" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities_2740" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2741"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_2742"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2741" xlink:to="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_2742" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2743"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_2744"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2743" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxLiabilities_2744" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2745"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities" xlink:label="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities_2746"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2745" xlink:to="Locator_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities_2746" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2747"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_2748"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2747" xlink:to="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_2748" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2749"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_2750"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_2749" xlink:to="Locator_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_2750" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2581"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2582"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2581" xlink:to="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2582" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2685"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_2686"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2685" xlink:to="Locator_us-gaap_DisposalGroupClassificationAxis_2686" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_2691"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_2692"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DisposalGroupClassificationAxis_2691" xlink:to="Locator_us-gaap_DisposalGroupClassificationDomain_2692" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_2693"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="Locator_us-gaap_SegmentDiscontinuedOperationsMember_2694"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupClassificationDomain_2693" xlink:to="Locator_us-gaap_SegmentDiscontinuedOperationsMember_2694" order="1.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/LeasesComponentsOfLeaseExpenseDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="Locator_us-gaap_IncomeStatementLocationAxis_2795"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="Locator_us-gaap_IncomeStatementLocationDomain_2796"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_IncomeStatementLocationAxis_2795" xlink:to="Locator_us-gaap_IncomeStatementLocationDomain_2796" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="Locator_us-gaap_IncomeStatementLocationDomain_2797"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringChargesMember" xlink:label="Locator_us-gaap_RestructuringChargesMember_2798"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementLocationDomain_2797" xlink:to="Locator_us-gaap_RestructuringChargesMember_2798" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_2799"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_OperatingLeaseRightOfUseAssetAmortizationExpenseIncludingOperatingLeaseCredit" xlink:label="Locator_hsic_OperatingLeaseRightOfUseAssetAmortizationExpenseIncludingOperatingLeaseCredit_2800"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_2799" xlink:to="Locator_hsic_OperatingLeaseRightOfUseAssetAmortizationExpenseIncludingOperatingLeaseCredit_2800" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_2787"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionTable_2788"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_2787" xlink:to="Locator_us-gaap_LesseeLeaseDescriptionTable_2788" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionTable_2793"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="Locator_us-gaap_IncomeStatementLocationAxis_2794"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionTable_2793" xlink:to="Locator_us-gaap_IncomeStatementLocationAxis_2794" order="1.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DiscontinuedOperationsNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2817"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2818"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2817" xlink:to="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2818" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_2843"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_2844"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_DisposalGroupClassificationAxis_2843" xlink:to="Locator_us-gaap_DisposalGroupClassificationDomain_2844" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2821"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipAxis" xlink:label="Locator_srt_OwnershipAxis_2822"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2821" xlink:to="Locator_srt_OwnershipAxis_2822" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipAxis" xlink:label="Locator_srt_OwnershipAxis_2825"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipDomain" xlink:label="Locator_srt_OwnershipDomain_2826"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_OwnershipAxis_2825" xlink:to="Locator_srt_OwnershipDomain_2826" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipAxis" xlink:label="Locator_srt_OwnershipAxis_2845"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipDomain" xlink:label="Locator_srt_OwnershipDomain_2846"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_srt_OwnershipAxis_2845" xlink:to="Locator_srt_OwnershipDomain_2846" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipDomain" xlink:label="Locator_srt_OwnershipDomain_2827"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_CovetrusIncMember" xlink:label="Locator_hsic_CovetrusIncMember_2828"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_OwnershipDomain_2827" xlink:to="Locator_hsic_CovetrusIncMember_2828" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2823"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="Locator_dei_LegalEntityAxis_2824"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_2823" xlink:to="Locator_dei_LegalEntityAxis_2824" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="Locator_dei_LegalEntityAxis_2829"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="Locator_dei_EntityDomain_2830"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_dei_LegalEntityAxis_2829" xlink:to="Locator_dei_EntityDomain_2830" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis" xlink:label="Locator_dei_LegalEntityAxis_2847"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="Locator_dei_EntityDomain_2848"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_dei_LegalEntityAxis_2847" xlink:to="Locator_dei_EntityDomain_2848" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="Locator_dei_EntityDomain_2831"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_HenryScheinStockholdersAndTheShareSaleInvestorsMember" xlink:label="Locator_hsic_HenryScheinStockholdersAndTheShareSaleInvestorsMember_2832"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_dei_EntityDomain_2831" xlink:to="Locator_hsic_HenryScheinStockholdersAndTheShareSaleInvestorsMember_2832" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain" xlink:label="Locator_dei_EntityDomain_2833"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_VetsFirstCorpMember" xlink:label="Locator_hsic_VetsFirstCorpMember_2834"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_dei_EntityDomain_2833" xlink:to="Locator_hsic_VetsFirstCorpMember_2834" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2835"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:label="Locator_us-gaap_MinorityInterestOwnershipPercentageByParent_2836"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2835" xlink:to="Locator_us-gaap_MinorityInterestOwnershipPercentageByParent_2836" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2837"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PeriodCoveredByAgreement" xlink:label="Locator_hsic_PeriodCoveredByAgreement_2838"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2837" xlink:to="Locator_hsic_PeriodCoveredByAgreement_2838" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2839"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationName" xlink:label="Locator_us-gaap_DiscontinuedOperationName_2840"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2839" xlink:to="Locator_us-gaap_DiscontinuedOperationName_2840" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2841"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeconsolidationNatureOfContinuingInvolvementDescription" xlink:label="Locator_us-gaap_DeconsolidationNatureOfContinuingInvolvementDescription_2842"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_2841" xlink:to="Locator_us-gaap_DeconsolidationNatureOfContinuingInvolvementDescription_2842" order="4.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/DebtBankCreditLinesDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_2955"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="Locator_us-gaap_LineOfCreditFacilityTable_2956"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_2955" xlink:to="Locator_us-gaap_LineOfCreditFacilityTable_2956" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="Locator_us-gaap_LineOfCreditFacilityTable_2959"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="Locator_us-gaap_CreditFacilityAxis_2960"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LineOfCreditFacilityTable_2959" xlink:to="Locator_us-gaap_CreditFacilityAxis_2960" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="Locator_us-gaap_CreditFacilityAxis_2961"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="Locator_us-gaap_CreditFacilityDomain_2962"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_CreditFacilityAxis_2961" xlink:to="Locator_us-gaap_CreditFacilityDomain_2962" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="Locator_us-gaap_CreditFacilityDomain_2963"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_2964"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_CreditFacilityDomain_2963" xlink:to="Locator_us-gaap_LineOfCreditMember_2964" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_2965"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="Locator_us-gaap_RevolvingCreditFacilityMember_2966"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditMember_2965" xlink:to="Locator_us-gaap_RevolvingCreditFacilityMember_2966" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_2967"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_ThreeHundredSixtyFourDayCreditAgreementMember" xlink:label="Locator_hsic_ThreeHundredSixtyFourDayCreditAgreementMember_2968"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditMember_2967" xlink:to="Locator_hsic_ThreeHundredSixtyFourDayCreditAgreementMember_2968" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="Locator_us-gaap_LineOfCreditMember_2969"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_VariousBankCreditLinesMember" xlink:label="Locator_hsic_VariousBankCreditLinesMember_2970"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditMember_2969" xlink:to="Locator_hsic_VariousBankCreditLinesMember_2970" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="Locator_us-gaap_LineOfCreditFacilityLineItems_2971"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermBorrowings" xlink:label="Locator_us-gaap_ShortTermBorrowings_2972"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LineOfCreditFacilityLineItems_2971" xlink:to="Locator_us-gaap_ShortTermBorrowings_2972" order="1.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/LeasesNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_3073"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_3074"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_RangeAxis_3073" xlink:to="Locator_srt_RangeMember_3074" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_3075"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember" xlink:label="Locator_srt_MinimumMember_3076"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_3075" xlink:to="Locator_srt_MinimumMember_3076" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_3077"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="Locator_srt_MaximumMember_3078"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_3077" xlink:to="Locator_srt_MaximumMember_3078" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3067"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionTable_3068"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3067" xlink:to="Locator_us-gaap_LesseeLeaseDescriptionTable_3068" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionTable_3071"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_3072"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionTable_3071" xlink:to="Locator_srt_RangeAxis_3072" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3079"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseDescription" xlink:label="Locator_us-gaap_LesseeOperatingLeaseDescription_3080"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3079" xlink:to="Locator_us-gaap_LesseeOperatingLeaseDescription_3080" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3081"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_OperatingAndFinanceLeaseRemainingLeaseTerm" xlink:label="Locator_hsic_OperatingAndFinanceLeaseRemainingLeaseTerm_3082"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3081" xlink:to="Locator_hsic_OperatingAndFinanceLeaseRemainingLeaseTerm_3082" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3083"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseOptionToExtend" xlink:label="Locator_us-gaap_LesseeOperatingLeaseOptionToExtend_3084"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3083" xlink:to="Locator_us-gaap_LesseeOperatingLeaseOptionToExtend_3084" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3085"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeFinanceLeaseOptionToExtend" xlink:label="Locator_us-gaap_LesseeFinanceLeaseOptionToExtend_3086"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3085" xlink:to="Locator_us-gaap_LesseeFinanceLeaseOptionToExtend_3086" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3087"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedDescription" xlink:label="Locator_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedDescription_3088"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3087" xlink:to="Locator_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedDescription_3088" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3089"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_OperatingLeaseAssetsLeaseNotYetCommenced" xlink:label="Locator_hsic_OperatingLeaseAssetsLeaseNotYetCommenced_3090"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3089" xlink:to="Locator_hsic_OperatingLeaseAssetsLeaseNotYetCommenced_3090" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems" xlink:label="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3091"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1" xlink:label="Locator_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_3092"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_LesseeLeaseDescriptionLineItems_3091" xlink:to="Locator_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_3092" order="7.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/RelatedPartyTransactionsNarrativeDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="Locator_us-gaap_RelatedPartyDomain_3201"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_CovetrusIncMember" xlink:label="Locator_hsic_CovetrusIncMember_3202"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyDomain_3201" xlink:to="Locator_hsic_CovetrusIncMember_3202" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="Locator_us-gaap_RelatedPartyDomain_3203"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_InternetBrandsIncMember" xlink:label="Locator_hsic_InternetBrandsIncMember_3204"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyDomain_3203" xlink:to="Locator_hsic_InternetBrandsIncMember_3204" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="Locator_us-gaap_RelatedPartyDomain_3205"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvesteeMember" xlink:label="Locator_us-gaap_EquityMethodInvesteeMember_3206"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyDomain_3205" xlink:to="Locator_us-gaap_EquityMethodInvesteeMember_3206" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_3211"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_3212"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_RangeAxis_3211" xlink:to="Locator_srt_RangeMember_3212" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="Locator_srt_RangeMember_3213"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="Locator_srt_MaximumMember_3214"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_RangeMember_3213" xlink:to="Locator_srt_MaximumMember_3214" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember" xlink:label="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_3221"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_AnimalHealthMember" xlink:label="Locator_hsic_AnimalHealthMember_3222"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_3221" xlink:to="Locator_hsic_AnimalHealthMember_3222" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_3217"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_3218"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_DisposalGroupClassificationAxis_3217" xlink:to="Locator_us-gaap_DisposalGroupClassificationDomain_3218" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="Locator_us-gaap_DisposalGroupClassificationDomain_3219"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember" xlink:label="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_3220"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_DisposalGroupClassificationDomain_3219" xlink:to="Locator_us-gaap_DiscontinuedOperationsDisposedOfByMeansOtherThanSaleSpinoffMember_3220" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3187"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3188"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3187" xlink:to="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3188" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3189"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="Locator_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_3190"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3189" xlink:to="Locator_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_3190" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="Locator_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_3199"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="Locator_us-gaap_RelatedPartyDomain_3200"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_3199" xlink:to="Locator_us-gaap_RelatedPartyDomain_3200" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="Locator_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_3247"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="Locator_us-gaap_RelatedPartyDomain_3248"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_3247" xlink:to="Locator_us-gaap_RelatedPartyDomain_3248" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3191"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_3192"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3191" xlink:to="Locator_srt_StatementScenarioAxis_3192" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis" xlink:label="Locator_srt_StatementScenarioAxis_3207"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_3208"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_srt_StatementScenarioAxis_3207" xlink:to="Locator_srt_ScenarioUnspecifiedDomain_3208" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="Locator_srt_ScenarioUnspecifiedDomain_3209"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScenarioPlanMember" xlink:label="Locator_us-gaap_ScenarioPlanMember_3210"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_srt_ScenarioUnspecifiedDomain_3209" xlink:to="Locator_us-gaap_ScenarioPlanMember_3210" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3193"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="Locator_srt_RangeAxis_3194"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3193" xlink:to="Locator_srt_RangeAxis_3194" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3195"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="Locator_us-gaap_RelatedPartyTransactionAxis_3196"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3195" xlink:to="Locator_us-gaap_RelatedPartyTransactionAxis_3196" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="Locator_us-gaap_RelatedPartyTransactionAxis_3215"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="Locator_us-gaap_RelatedPartyTransactionDomain_3216"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_RelatedPartyTransactionAxis_3215" xlink:to="Locator_us-gaap_RelatedPartyTransactionDomain_3216" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="Locator_us-gaap_RelatedPartyTransactionAxis_3245"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="Locator_us-gaap_RelatedPartyTransactionDomain_3246"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="Locator_us-gaap_RelatedPartyTransactionAxis_3245" xlink:to="Locator_us-gaap_RelatedPartyTransactionDomain_3246" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3197"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="Locator_us-gaap_DisposalGroupClassificationAxis_3198"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_3197" xlink:to="Locator_us-gaap_DisposalGroupClassificationAxis_3198" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3223"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDescriptionOfTransaction" xlink:label="Locator_us-gaap_RelatedPartyTransactionDescriptionOfTransaction_3224"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3223" xlink:to="Locator_us-gaap_RelatedPartyTransactionDescriptionOfTransaction_3224" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3225"/> |
| | <loc xlink:type="locator" xlink:href="hsic-20210327.xsd#hsic_PeriodCoveredByAgreement" xlink:label="Locator_hsic_PeriodCoveredByAgreement_3226"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3225" xlink:to="Locator_hsic_PeriodCoveredByAgreement_3226" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3227"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:label="Locator_us-gaap_RelatedPartyTransactionAmountsOfTransaction_3228"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3227" xlink:to="Locator_us-gaap_RelatedPartyTransactionAmountsOfTransaction_3228" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3229"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:label="Locator_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_3230"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3229" xlink:to="Locator_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_3230" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3231"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty" xlink:label="Locator_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_3232"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3231" xlink:to="Locator_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_3232" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3233"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="Locator_us-gaap_RevenueFromRelatedParties_3234"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3233" xlink:to="Locator_us-gaap_RevenueFromRelatedParties_3234" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3235"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DueFromRelatedParties" xlink:label="Locator_us-gaap_DueFromRelatedParties_3236"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3235" xlink:to="Locator_us-gaap_DueFromRelatedParties_3236" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3237"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DueToRelatedPartiesCurrentAndNoncurrent" xlink:label="Locator_us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_3238"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3237" xlink:to="Locator_us-gaap_DueToRelatedPartiesCurrentAndNoncurrent_3238" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3239"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionDueFromToRelatedParty" xlink:label="Locator_us-gaap_RelatedPartyTransactionDueFromToRelatedParty_3240"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3239" xlink:to="Locator_us-gaap_RelatedPartyTransactionDueFromToRelatedParty_3240" order="9.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3241"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfInterestInCorporateUnit" xlink:label="Locator_us-gaap_ProceedsFromSaleOfInterestInCorporateUnit_3242"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3241" xlink:to="Locator_us-gaap_ProceedsFromSaleOfInterestInCorporateUnit_3242" order="10.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="Locator_us-gaap_RelatedPartyTransactionLineItems_3243"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromContributionsFromAffiliates" xlink:label="Locator_us-gaap_ProceedsFromContributionsFromAffiliates_3244"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_RelatedPartyTransactionLineItems_3243" xlink:to="Locator_us-gaap_ProceedsFromContributionsFromAffiliates_3244" order="11.0"/> |
| | </definitionLink> |
| <definitionLink xlink:type="extended" xlink:role="http://henryschein.com/role/BusinessAcquisitionsAcquisitionConsiderationDetails"> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="Locator_us-gaap_BusinessAcquisitionLineItems_3327"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_3328"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="Locator_us-gaap_BusinessAcquisitionLineItems_3327" xlink:to="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_3328" order="-1.0" xbrldt:contextElement="segment" xbrldt:closed="true"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_3373"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="Locator_us-gaap_BusinessAcquisitionAxis_3374"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="Locator_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_3373" xlink:to="Locator_us-gaap_BusinessAcquisitionAxis_3374" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="Locator_us-gaap_BusinessAcquisitionAxis_3375"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_3376"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="Locator_us-gaap_BusinessAcquisitionAxis_3375" xlink:to="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_3376" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_3377"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember" xlink:label="Locator_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_3378"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessAcquisitionAcquireeDomain_3377" xlink:to="Locator_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_3378" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="Locator_us-gaap_BusinessAcquisitionLineItems_3379"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredAbstract" xlink:label="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3380"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessAcquisitionLineItems_3379" xlink:to="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3380" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredAbstract" xlink:label="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3381"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="Locator_us-gaap_PaymentsToAcquireBusinessesGross_3382"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3381" xlink:to="Locator_us-gaap_PaymentsToAcquireBusinessesGross_3382" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredAbstract" xlink:label="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3383"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination" xlink:label="Locator_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_3384"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3383" xlink:to="Locator_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_3384" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredAbstract" xlink:label="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3385"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="Locator_us-gaap_BusinessCombinationConsiderationTransferred1_3386"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationConsiderationTransferredAbstract_3385" xlink:to="Locator_us-gaap_BusinessCombinationConsiderationTransferred1_3386" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="Locator_us-gaap_BusinessAcquisitionLineItems_3387"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3388"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessAcquisitionLineItems_3387" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3388" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3389"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_3390"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3389" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_3390" order="1.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3391"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_3392"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3391" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_3392" order="2.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3393"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_3394"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3393" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_3394" order="3.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3395"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_3396"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3395" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_3396" order="4.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3397"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_3398"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3397" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_3398" order="5.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3399"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_3400"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3399" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_3400" order="6.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3401"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_3402"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3401" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_3402" order="7.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3403"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill" xlink:label="Locator_us-gaap_Goodwill_3404"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3403" xlink:to="Locator_us-gaap_Goodwill_3404" order="8.0"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3405"/> |
| | <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_3406"/> |
| | <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_3405" xlink:to="Locator_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_3406" order="9.0"/> |
| | </definitionLink> |
| </linkbase> |