<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Plus; Version: 6.5a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#Cover" roleURI="http://brillient.net/role/Cover" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#BalanceSheets" roleURI="http://brillient.net/role/BalanceSheets" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#BalanceSheetsParenthetical" roleURI="http://brillient.net/role/BalanceSheetsParenthetical" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#StatementsOfOperations" roleURI="http://brillient.net/role/StatementsOfOperations" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#ConsolidatedStatementOfChangesInShareholdersDeficit" roleURI="http://brillient.net/role/ConsolidatedStatementOfChangesInShareholdersDeficit" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#StatementsOfCashFlows" roleURI="http://brillient.net/role/StatementsOfCashFlows" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#CybersecurityRiskManagementAndStrategyDisclosure" roleURI="http://brillient.net/role/CybersecurityRiskManagementAndStrategyDisclosure" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#OrganizationAndNatureOfBusiness" roleURI="http://brillient.net/role/OrganizationAndNatureOfBusiness" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#GoingConcern" roleURI="http://brillient.net/role/GoingConcern" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#SummaryOfSignificantAccountingPolicies" roleURI="http://brillient.net/role/SummaryOfSignificantAccountingPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#DiscontinuedOperations" roleURI="http://brillient.net/role/DiscontinuedOperations" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#CommitmentsAndContingencies" roleURI="http://brillient.net/role/CommitmentsAndContingencies" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#RelatedPartyTransactions" roleURI="http://brillient.net/role/RelatedPartyTransactions" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#IncomeTaxes" roleURI="http://brillient.net/role/IncomeTaxes" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#SharesIssuedForEquityFinancing" roleURI="http://brillient.net/role/SharesIssuedForEquityFinancing" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#SubsequentEvents" roleURI="http://brillient.net/role/SubsequentEvents" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#SummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://brillient.net/role/SummaryOfSignificantAccountingPoliciesPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#DiscontinuedOperationsTables" roleURI="http://brillient.net/role/DiscontinuedOperationsTables" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#IncomeTaxesTables" roleURI="http://brillient.net/role/IncomeTaxesTables" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#SummaryOfSignificantAccountingPoliciesDetailsNarrative" roleURI="http://brillient.net/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#DiscontinuedOperationsDetails" roleURI="http://brillient.net/role/DiscontinuedOperationsDetails" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#CommitmentsAndContingenciesDetailsNarrative" roleURI="http://brillient.net/role/CommitmentsAndContingenciesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#RelatedPartyTransactionsDetailsNarrative" roleURI="http://brillient.net/role/RelatedPartyTransactionsDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#IncomeTaxesDetails" roleURI="http://brillient.net/role/IncomeTaxesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#IncomeTaxesDetails1" roleURI="http://brillient.net/role/IncomeTaxesDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#IncomeTaxesDetails2" roleURI="http://brillient.net/role/IncomeTaxesDetails2" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#IncomeTaxesDetailsNarrative" roleURI="http://brillient.net/role/IncomeTaxesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="bnev-20240731.xsd#SharesIssuedForEquityFinancingDetailsNarrative" roleURI="http://brillient.net/role/SharesIssuedForEquityFinancingDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpExecutiveCategoriesOnly" roleURI="http://xbrl.sec.gov/ecd/role/PvpExecutiveCategoriesOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpAdjustmentsOnly" roleURI="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#IndividualsOnly" roleURI="http://xbrl.sec.gov/ecd/role/IndividualsOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#AwardTypeOnly" roleURI="http://xbrl.sec.gov/ecd/AwardTypeOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#TradingArrangmentsOnly" roleURI="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" arcroleURI="http://xbrl.org/int/dim/arcrole/notAll" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/Cover" xlink:title="00000001 - Document - Cover" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/BalanceSheets" xlink:title="00000002 - Statement - BALANCE SHEETS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/BalanceSheetsParenthetical" xlink:title="00000003 - Statement - BALANCE SHEETS (Parenthetical)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/StatementsOfOperations" xlink:title="00000004 - Statement - STATEMENTS OF OPERATIONS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/ConsolidatedStatementOfChangesInShareholdersDeficit" xlink:title="00000005 - Statement - CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS&apos; DEFICIT">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapCommonStockMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaapAdditionalPaidInCapitalMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAdditionalPaidInCapitalMember_10" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaapAccumulatedOtherComprehensiveIncomeMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAccumulatedOtherComprehensiveIncomeMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaapRetainedEarningsMember_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapRetainedEarningsMember_30" xlink:type="arc" order="31" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquity_60" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaapSharesOutstanding_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesOutstanding_60" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="bnev-20240731.xsd#bnev_AdjustmentsFromDiscontinuedOperations" xlink:label="loc_bnevAdjustmentsFromDiscontinuedOperations_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_bnevAdjustmentsFromDiscontinuedOperations_60" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax" xlink:label="loc_us-gaapOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_60" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="bnev-20240731.xsd#bnev_NetLossDiscontinuedOperations" xlink:label="loc_bnevNetLossDiscontinuedOperations_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_bnevNetLossDiscontinuedOperations_60" xlink:type="arc" order="5" />
      <link:loc xlink:type="locator" xlink:href="bnev-20240731.xsd#bnev_NetLossContinuingOperations" xlink:label="loc_bnevNetLossContinuingOperations_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_bnevNetLossContinuingOperations_60" xlink:type="arc" order="6" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaapProfitLoss_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapProfitLoss_60" xlink:type="arc" order="7" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/StatementsOfCashFlows" xlink:title="00000006 - Statement - STATEMENTS OF CASH FLOWS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/CybersecurityRiskManagementAndStrategyDisclosure" xlink:title="999007 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/OrganizationAndNatureOfBusiness" xlink:title="999008 - Disclosure - ORGANIZATION AND NATURE OF BUSINESS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/GoingConcern" xlink:title="999009 - Disclosure - GOING CONCERN" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/SummaryOfSignificantAccountingPolicies" xlink:title="999010 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/DiscontinuedOperations" xlink:title="999011 - Disclosure - DISCONTINUED OPERATIONS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/CommitmentsAndContingencies" xlink:title="999012 - Disclosure - COMMITMENTS AND CONTINGENCIES" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/RelatedPartyTransactions" xlink:title="999013 - Disclosure - RELATED PARTY TRANSACTIONS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/IncomeTaxes" xlink:title="999014 - Disclosure - INCOME TAXES" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/SharesIssuedForEquityFinancing" xlink:title="999015 - Disclosure - SHARES ISSUED FOR EQUITY FINANCING" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/SubsequentEvents" xlink:title="999016 - Disclosure - SUBSEQUENT EVENTS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:title="999018 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/DiscontinuedOperationsTables" xlink:title="999019 - Disclosure - DISCONTINUED OPERATIONS (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/IncomeTaxesTables" xlink:title="999020 - Disclosure - INCOME TAXES (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" xlink:title="999021 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/DiscontinuedOperationsDetails" xlink:title="999022 - Disclosure - DISCONTINUED OPERATIONS (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOperatingActivitiesSegmentAxis" xlink:label="loc_us-gaapStatementOperatingActivitiesSegmentAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementOperatingActivitiesSegmentAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="loc_us-gaapSegmentOperatingActivitiesDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementOperatingActivitiesSegmentAxis" xlink:to="loc_us-gaapSegmentOperatingActivitiesDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentOperatingActivitiesDomain" xlink:label="loc_us-gaapSegmentOperatingActivitiesDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementOperatingActivitiesSegmentAxis" xlink:to="loc_us-gaapSegmentOperatingActivitiesDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="loc_us-gaapSegmentDiscontinuedOperationsMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSegmentOperatingActivitiesDomain" xlink:to="loc_us-gaapSegmentDiscontinuedOperationsMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues" xlink:label="loc_us-gaapRevenues_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapRevenues_30" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaapOperatingExpenses_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOperatingExpenses_30" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaapIncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_30" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaapOtherNonoperatingIncomeExpense_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherNonoperatingIncomeExpense_30" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaapIncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_30" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaapIncomeTaxExpenseBenefit_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeTaxExpenseBenefit_30" xlink:type="arc" order="5" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaapIncomeLossFromDiscontinuedOperationsNetOfTax_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeLossFromDiscontinuedOperationsNetOfTax_30" xlink:type="arc" order="6" />
      <link:loc xlink:type="locator" xlink:href="bnev-20240731.xsd#bnev_ComprehensiveIncomeStatementAbstract" xlink:label="loc_bnevComprehensiveIncomeStatementAbstract_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_bnevComprehensiveIncomeStatementAbstract_30" xlink:type="arc" order="7" />
      <link:loc xlink:type="locator" xlink:href="bnev-20240731.xsd#bnev_NetIncomeLossFromDiscontinuedOperations" xlink:label="loc_bnevNetIncomeLossFromDiscontinuedOperations_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_bnevNetIncomeLossFromDiscontinuedOperations_30" xlink:type="arc" order="8" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaapOtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_30" xlink:type="arc" order="9" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaapComprehensiveIncomeNetOfTax_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapComprehensiveIncomeNetOfTax_30" xlink:type="arc" order="10" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/CommitmentsAndContingenciesDetailsNarrative" xlink:title="999023 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/RelatedPartyTransactionsDetailsNarrative" xlink:title="999024 - Disclosure - RELATED PARTY TRANSACTIONS (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/IncomeTaxesDetails" xlink:title="999025 - Disclosure - INCOME TAXES (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/IncomeTaxesDetails1" xlink:title="999026 - Disclosure - INCOME TAXES (Details 1)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/IncomeTaxesDetails2" xlink:title="999027 - Disclosure - INCOME TAXES (Details 2)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/IncomeTaxesDetailsNarrative" xlink:title="999028 - Disclosure - INCOME TAXES (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://brillient.net/role/SharesIssuedForEquityFinancingDetailsNarrative" xlink:title="999029 - Disclosure - SHARES ISSUED FOR EQUITY FINANCING (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpExecutiveCategoriesOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/IndividualsOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/AwardTypeOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" />
</link:linkbase>