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

     

    amplify

     verb
    verb
    BrE BrE//ˈæmplɪfaɪ//
     
    ; NAmE NAmE//ˈæmplɪfaɪ//
     
    Verb Forms present simple I / you / we / they amplify
    BrE BrE//ˈæmplɪfaɪ//
     
    ; NAmE NAmE//ˈæmplɪfaɪ//
     
    he / she / it amplifies
    BrE BrE//ˈæmplɪfaɪz//
     
    ; NAmE NAmE//ˈæmplɪfaɪz//
     
    past simple amplified
    BrE BrE//ˈæmplɪfaɪd//
     
    ; NAmE NAmE//ˈæmplɪfaɪd//
     
    past participle amplified
    BrE BrE//ˈæmplɪfaɪd//
     
    ; NAmE NAmE//ˈæmplɪfaɪd//
     
    -ing form amplifying
    BrE BrE//ˈæmplɪfaɪɪŋ//
     
    ; NAmE NAmE//ˈæmplɪfaɪɪŋ//
     
    Live music
     
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  1. 1[transitive] amplify something to increase something in strength, especially sound to amplify a guitar/an electric current/a signal See related entries: Live music
  2. 2[intransitive, transitive] (formal) to add details to a story, statement, etc. She refused to amplify further. amplify something You may need to amplify this point.
  3. Word Origin late Middle English (in the general sense ‘increase, augment’): from Old French amplifier, from Latin amplificare, from amplus ‘large, abundant’.
See the Oxford Advanced American Dictionary entry: amplify