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cooperate

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verb [intransitive] cooperate pronunciation in British English /kəʊˈɒpəreɪt/ 
Word Forms
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present tense
I/you/we/theycooperate
he/she/itcooperates
present participlecooperating
past tensecooperated
past participlecooperated
  1. 1
    to work with other people to achieve a result that is good for everyone involved

    If the proposal is sensible and reasonable they should cooperate.

    cooperate with:

    Local people decided to cooperate with the authorities against the rebels.

    cooperate in:

    The company has agreed to cooperate in the development of this technology.

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