Definition of duplicate verb from the Oxford Advanced Learner's Dictionary

     

    duplicate

     verb
    verb
    BrE BrE//ˈdjuːplɪkeɪt//
     
    ; NAmE NAmE//ˈduːplɪkeɪt//
     
    Verb Forms present simple I / you / we / they duplicate
    BrE BrE//ˈdjuːplɪkeɪt//
     
    ; NAmE NAmE//ˈduːplɪkeɪt//
     
    he / she / it duplicates
    BrE BrE//ˈdjuːplɪkeɪts//
     
    ; NAmE NAmE//ˈduːplɪkeɪts//
     
    past simple duplicated
    BrE BrE//ˈdjuːplɪkeɪtɪd//
     
    ; NAmE NAmE//ˈduːplɪkeɪtɪd//
     
    past participle duplicated
    BrE BrE//ˈdjuːplɪkeɪtɪd//
     
    ; NAmE NAmE//ˈduːplɪkeɪtɪd//
     
    -ing form duplicating
    BrE BrE//ˈdjuːplɪkeɪtɪŋ//
     
    ; NAmE NAmE//ˈduːplɪkeɪtɪŋ//
     
     
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  1. 1[often passive] duplicate something to make an exact copy of something a duplicated form
  2. 2duplicate something to do something again, especially when it is unnecessary There's no point in duplicating work already done. More Like This Pronunciation changes by part of speech abuse, alternate, advocate, approximate, contract, converse, convict, decrease, delegate, discount, duplicate, estimate, export, extract, graduate, import, intimate, moderate, object, permit, present, protest, record, refund, refuse, subject, suspect, survey, torment, upgradeSee worksheet.
  3. Word Origin late Middle English (in the sense ‘having two corresponding parts’): from Latin duplicat- ‘doubled’, from the verb duplicare, from duplic- ‘twofold’, from duo ‘two’ + plicare ‘to fold’.Extra examples I wanted to avoid simply duplicating work that had already been done. The original experiment cannot be exactly duplicated. This is a natural look which you can easily duplicate at home. Please keep the duplicated form and send us the original. There’s no point in duplicating work already done.
See the Oxford Advanced American Dictionary entry: duplicate

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