English

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

      

    doubt

     verb
    verb
    BrE BrE//daʊt//
     
    ; NAmE NAmE//daʊt//
     
    Verb Forms present simple I / you / we / they doubt
    BrE BrE//daʊt//
     
    ; NAmE NAmE//daʊt//
     
    he / she / it doubts
    BrE BrE//daʊts//
     
    ; NAmE NAmE//daʊts//
     
    past simple doubted
    BrE BrE//ˈdaʊtɪd//
     
    ; NAmE NAmE//ˈdaʊtɪd//
     
    past participle doubted
    BrE BrE//ˈdaʊtɪd//
     
    ; NAmE NAmE//ˈdaʊtɪd//
     
    -ing form doubting
    BrE BrE//ˈdaʊtɪŋ//
     
    ; NAmE NAmE//ˈdaʊtɪŋ//
     
     
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  1. 1  to feel uncertain about something; to feel that something is not true, will probably not happen, etc. doubt something There seems no reason to doubt her story. ‘Do you think England will win?’—‘I doubt it.’ doubt (that)… I never doubted (that) she would come. doubt whether, if, etc… I doubt whether/if the new one will be any better.
  2. 2doubt somebody/something to not trust somebody/something; to not believe somebody I had no reason to doubt him.
  3. Word Origin Middle English: from Old French doute (noun), douter (verb), from Latin dubitare ‘hesitate’, from dubius ‘doubtful’.Extra examples I didn’t doubt for a second that she was telling the truth. I never seriously doubted his story. Lee privately doubted the truth of this statement. ‘Do you think England will win?’—‘ I doubt it.’ I doubt if the new one will be any better.
See the Oxford Advanced American Dictionary entry: doubt