Definition of cooperation in US English:



  • 1The process of working together to the same end.

    ‘they worked in close cooperation with the AAA’
    • ‘Partnerships with external supporters require cooperation among those external supporters.’
    • ‘China is said to be more interested in playing a leading role in cooperation in finance and security affairs.’
    • ‘The market economy means peaceful cooperation and peaceful exchange of goods and services.’
    • ‘Specific details of operations will be developed in co-operation with the regulatory authorities.’
    • ‘Annual meetings were held to coordinate global operations and facilitate cooperation.’
    • ‘That is why my original article called explicitly for the active cooperation of monetary policy.’
    • ‘Of course, business seems to be moving in the direction of increasing cooperation too, even with competitors.’
    • ‘It is a story of greed and selfishness eventually defeated by cooperation and friendship.’
    • ‘He said the framework should also strengthen regional cooperation and be internationally competitive.’
    • ‘This kept the village and school in touch and resulted in better understanding and productive co-operation.’
    • ‘However, it is seen as a sign of the kind of co-operation on which the two banks are increasingly likely to embark in an effort to keep down costs.’
    • ‘He hopes the current level of cooperation among the opposition will develop into a comprehensive programme.’
    • ‘The degree of anger versus cooperation between the couple is too great.’
    • ‘Most capitalists resisted cooperation partly because there was no incentive to do so.’
    • ‘I believe in this new world, as well as the old, the only path to safety is international cooperation.’
    • ‘Economic competition is a form of social cooperation in which producers strive to satisfy consumers.’
    • ‘Tight cooperation between the two stations is aimed at catching criminals on the run.’
    • ‘Both propositions are correct, but they do not cast blame upon the capitalistic system of social cooperation.’
    • ‘The two also discussed future cooperation between the two countries.’
    • ‘Effective bargaining may be a necessary element of international cooperation.’
    collaboration, working together, joint action, combined effort, teamwork, mutual support, partnership, coopetition, coordination, liaison, association, synergy, unity, concurrence, concord, accord, understanding, give and take, compromise
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    1. 1.1 Assistance, especially by ready compliance with requests.
      ‘we would like to ask for your cooperation in the survey’
      • ‘The accounting firm would be under strict terms of cooperation with federal prosecutors, the Times said.’
      • ‘They requested the neighbours' co-operation in taking the daughter out for an hour or so, given prior notice.’
      • ‘From this forum, I again request that understanding, cooperation and support.’
      • ‘The former minister is reported to have been informed that he might receive immunity in return for co-operation with the work of the inquiry.’
      • ‘The effect of recent legislative changes means that the state can now extract much more co-operation from a suspect.’
      • ‘The police are requesting the public's cooperation in the search for the missing boy.’
      • ‘Your co-operation is requested by the pastoral council in this worthwhile project.’
      • ‘The builders present in the meeting assured to extend all possible help and co-operation to city police, the release added.’
      • ‘Your co-operation and assistance is appreciated and encouraged.’
      • ‘He would not have been in a position to offer that degree of assistance or co-operation to Mr Sherwood if the other officers were still to be tried alongside him.’
      • ‘They want police to inform these gold shops of the proposal and request their cooperation.’
      • ‘The organisers wish to thank all members, buyers, sponsors and supporters for their help and cooperation.’
      • ‘Authorities have requested understanding and cooperation from consumers.’
      • ‘He said that the British prime minister had given an assurance that the inquiry would receive the fullest possible co-operation.’
      • ‘The committee request your co-operation in the work being carried out.’
      • ‘She thanked her fellow officers and all the members for their support and cooperation.’
      • ‘They also thank the collectors for their help and co-operation.’
      • ‘We thank the symposium participants for their contributions and cooperation.’
      • ‘You sideline friends and allies, whose cooperation could help preserve your security.’
      • ‘He thanked everyone for their co-operation and support during his time as senior development officer.’
      assistance, helpfulness, help, helping hand, aid, abettance, support, backing, contribution, participation
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    2. 1.2Economics The formation and operation of cooperatives.
      • ‘Each year a select few men and women are honored because of their genuinely heroic contributions to the enhancement of cooperative enterprise and to the advancement of the principles of cooperation.’
      • ‘The Master of Management Program at St. Mary's University is an innovative web-based program that brings together co-op and credit union professionals from around the world to learn how to combine the principles of cooperation with active, aggressive management practices.’
      • ‘NCBA's communications department educates the public about how cooperation empowers producers, consumers, workers and independent businesses.’


Late Middle English: from Latin cooperatio(n-), from the verb cooperari (see cooperate); later reinforced by French coopération.