English

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

      

    cooperate

     verb
    (British English also co-operate) verb
    BrE BrE//kəʊˈɒpəreɪt//
     
    ; NAmE NAmE//koʊˈɑːpəreɪt//
     
    Verb Forms present simple I / you / we / they cooperate
    BrE BrE//kəʊˈɒpəreɪt//
     
    ; NAmE NAmE//koʊˈɑːpəreɪt//
     
    he / she / it cooperates
    BrE BrE//kəʊˈɒpəreɪts//
     
    ; NAmE NAmE//koʊˈɑːpəreɪts//
     
    past simple cooperated
    BrE BrE//kəʊˈɒpəreɪtɪd//
     
    ; NAmE NAmE//koʊˈɑːpəreɪtɪd//
     
    past participle cooperated
    BrE BrE//kəʊˈɒpəreɪtɪd//
     
    ; NAmE NAmE//koʊˈɑːpəreɪtɪd//
     
    -ing form cooperating
    BrE BrE//kəʊˈɒpəreɪtɪŋ//
     
    ; NAmE NAmE//koʊˈɑːpəreɪtɪŋ//
     
     
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  1. 1[intransitive] cooperate (with somebody) (in/on something) to work together with somebody else in order to achieve something The two groups agreed to cooperate with each other. They had cooperated closely in the planning of the project.
  2. 2[intransitive] cooperate (with somebody) (in/on something) to be helpful by doing what somebody asks you to do Their captors told them they would be killed unless they cooperated.
  3. Word Origin late 16th cent.: from ecclesiastical Latin cooperat- ‘worked together’, from the verb cooperari, from co- ‘together’ + operari ‘to work’.Extra examples The company has agreed to cooperate with the employment survey. The two companies are cooperating in the development of a new engine. We are cooperating on a research project.
See the Oxford Advanced American Dictionary entry: cooperate