Definition of cooperation in US English:



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

    ‘they worked in close cooperation with the AAA’
    • ‘Of course, business seems to be moving in the direction of increasing cooperation too, even with competitors.’
    • ‘He said the framework should also strengthen regional cooperation and be internationally competitive.’
    • ‘Partnerships with external supporters require cooperation among those external supporters.’
    • ‘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.’
    • ‘Specific details of operations will be developed in co-operation with the regulatory authorities.’
    • ‘This kept the village and school in touch and resulted in better understanding and productive co-operation.’
    • ‘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.’
    • ‘Economic competition is a form of social cooperation in which producers strive to satisfy consumers.’
    • ‘He hopes the current level of cooperation among the opposition will develop into a comprehensive programme.’
    • ‘That is why my original article called explicitly for the active cooperation of monetary policy.’
    • ‘It is a story of greed and selfishness eventually defeated by cooperation and friendship.’
    • ‘The two also discussed future cooperation between the two countries.’
    • ‘Annual meetings were held to coordinate global operations and facilitate cooperation.’
    • ‘I believe in this new world, as well as the old, the only path to safety is international cooperation.’
    • ‘Effective bargaining may be a necessary element of international cooperation.’
    • ‘Most capitalists resisted cooperation partly because there was no incentive to do so.’
    • ‘The degree of anger versus cooperation between the couple is too great.’
    • ‘The market economy means peaceful cooperation and peaceful exchange of goods and services.’
    • ‘China is said to be more interested in playing a leading role in cooperation in finance and security affairs.’
    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’
      • ‘You sideline friends and allies, whose cooperation could help preserve your security.’
      • ‘Your co-operation and assistance is appreciated and encouraged.’
      • ‘They want police to inform these gold shops of the proposal and request their cooperation.’
      • ‘They requested the neighbours' co-operation in taking the daughter out for an hour or so, given prior notice.’
      • ‘The effect of recent legislative changes means that the state can now extract much more co-operation from a suspect.’
      • ‘The organisers wish to thank all members, buyers, sponsors and supporters for their help and cooperation.’
      • ‘He thanked everyone for their co-operation and support during his time as senior development officer.’
      • ‘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.’
      • ‘The police are requesting the public's cooperation in the search for the missing boy.’
      • ‘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 committee request your co-operation in the work being carried out.’
      • ‘Authorities have requested understanding and cooperation from consumers.’
      • ‘The accounting firm would be under strict terms of cooperation with federal prosecutors, the Times said.’
      • ‘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.’
      • ‘From this forum, I again request that understanding, cooperation and support.’
      • ‘We thank the symposium participants for their contributions and cooperation.’
      • ‘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.’
      • ‘He said that the British prime minister had given an assurance that the inquiry would receive the fullest possible co-operation.’
      assistance, helpfulness, help, helping hand, aid, abettance, support, backing, contribution, participation
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    2. 1.2Economics The formation and operation of cooperatives.
      • ‘NCBA's communications department educates the public about how cooperation empowers producers, consumers, workers and independent businesses.’
      • ‘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.’


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