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

     

    disintegrate

     verb
    verb
    BrE BrE//dɪsˈɪntɪɡreɪt//
     
    ; NAmE NAmE//dɪsˈɪntɪɡreɪt//
     
    Verb Forms present simple I / you / we / they disintegrate
    BrE BrE//dɪsˈɪntɪɡreɪt//
     
    ; NAmE NAmE//dɪsˈɪntɪɡreɪt//
     
    he / she / it disintegrates
    BrE BrE//dɪsˈɪntɪɡreɪts//
     
    ; NAmE NAmE//dɪsˈɪntɪɡreɪts//
     
    past simple disintegrated
    BrE BrE//dɪsˈɪntɪɡreɪtɪd//
     
    ; NAmE NAmE//dɪsˈɪntɪɡreɪtɪd//
     
    past participle disintegrated
    BrE BrE//dɪsˈɪntɪɡreɪtɪd//
     
    ; NAmE NAmE//dɪsˈɪntɪɡreɪtɪd//
     
    -ing form disintegrating
    BrE BrE//dɪsˈɪntɪɡreɪtɪŋ//
     
    ; NAmE NAmE//dɪsˈɪntɪɡreɪtɪŋ//
     
     
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  1. 1[intransitive] to break into small parts or pieces and be destroyed The plane disintegrated as it fell into the sea. The wall just disintegrated in a shower of fragments and dust.
  2. 2[intransitive] to become much less strong or united and be gradually destroyed synonym fall apart (2) The authority of the central government was rapidly disintegrating.
  3. Extra examples The bag had already begun to disintegrate. The country has disintegrated into separate states. The plane completely disintegrated on impact. The social fabric of this country is slowly disintegrating. The raw cotton disintegrated between her fingers.
See the Oxford Advanced American Dictionary entry: disintegrate