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

     

    annihilate

     verb
    verb
    BrE BrE//əˈnaɪəleɪt//
     
    ; NAmE NAmE//əˈnaɪəleɪt//
     
    Verb Forms present simple I / you / we / they annihilate
    BrE BrE//əˈnaɪəleɪt//
     
    ; NAmE NAmE//əˈnaɪəleɪt//
     
    he / she / it annihilates
    BrE BrE//əˈnaɪəleɪts//
     
    ; NAmE NAmE//əˈnaɪəleɪts//
     
    past simple annihilated
    BrE BrE//əˈnaɪəleɪtɪd//
     
    ; NAmE NAmE//əˈnaɪəleɪtɪd//
     
    past participle annihilated
    BrE BrE//əˈnaɪəleɪtɪd//
     
    ; NAmE NAmE//əˈnaɪəleɪtɪd//
     
    -ing form annihilating
    BrE BrE//əˈnaɪəleɪtɪŋ//
     
    ; NAmE NAmE//əˈnaɪəleɪtɪŋ//
     
     
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  1. 1annihilate somebody/something/yourself to destroy somebody/something completely The human race has enough weapons to annihilate itself.
  2. 2annihilate somebody/something to defeat somebody/something completely She annihilated her opponent, who failed to win a single game.
  3. Word Origin late Middle English (originally as an adjective meaning ‘destroyed, annulled’): from late Latin annihilatus ‘reduced to nothing’, from the verb annihilare, from ad- ‘to’ + nihil ‘nothing’. The sense ‘destroy utterly’ dates from the mid 16th cent.
See the Oxford Advanced American Dictionary entry: annihilate