co·​op·​er·​a·​tion | \ (ˌ)kō-ˌä-pə-ˈrā-shən How to pronounce cooperation (audio) \

Definition of cooperation

1 : the actions of someone who is being helpful by doing what is wanted or asked for : common effort We are asking for your full cooperation.
2 : association of persons for common benefit established trade and economic cooperations

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Other Words from cooperation

cooperationist \ (ˌ)kō-​ˌä-​pə-​ˈrā-​sh(ə-​)nist How to pronounce cooperationist (audio) \ noun

Examples of cooperation in a Sentence

The report cited a lack of cooperation between state and local officials. Thank you for your cooperation. We are asking for your full cooperation.
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Recent Examples on the Web

The hourlong film, which went into production nearly a year before Benson's death in March, was produced in cooperation with the Benson family. Mike Scott,, "Tom Benson documentary to premiere on WYES," 14 May 2018 China’s Foreign Ministry defended its investment initiative, saying 150 countries have signed cooperation agreements. Jon Emont, WSJ, "U.S. Goes on the Offensive Against China’s Empire-Building Megaplan," 9 Apr. 2019 The cooperation agreement lists three different types of research agreements that might come from the partnership, and only one sends intellectual property rights fully back the university. Josh Dzieza, The Verge, "Foxconn’s $100M deal with the University of Wisconsin has students worried," 5 Nov. 2018 Launching in February, Robyn designed the sports/activewear line with her friend, the stylist Naomi Itkes, and with the cooperation of the house, which opened its archives to the pop star, who also raided her own closets for inspiration. Vogue, "Robyn on RBN, Her New Collaboration With Björn Borg; Being a Tomboy; and Starting Again From Zero," 30 Nov. 2018 The Thee Seas initiative is a cooperation of European Union members located between the Adriatic, Baltic and Black seas. Fox News, "US Energy Sec'y: Europe should cut dependence on Russia gas," 18 Sep. 2018 Even with the full cooperation of the North, recovery efforts are likely to take years. New York Times, "North Koreans Are No-Shows at Meeting to Discuss U.S. Soldiers’ Remains," 12 July 2018 Searching for northern long-eared bats in a forest near the Marine base requires the cooperation of the U.S. Fish and Wildlife Service, National Park Service, the U.S. Geological Survey, Virginia Tech, Quantico and Prince William County. Justin Wm. Moyer, Washington Post, "A mysterious disease is killing millions of bats. These scientists are trying to save them.," 12 July 2018 The successful move would not have been possible without the cooperation and assistance of the relocation contractor, the many highly qualified vendors, and all departments involved. Staff Report, Houston Chronicle, "Fort Bend County Justice Center expansion completed," 12 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cooperation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cooperation

14th century, in the meaning defined at sense 1

History and Etymology for cooperation

see cooperate

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Statistics for cooperation

Last Updated

15 May 2019

Look-up Popularity

Time Traveler for cooperation

The first known use of cooperation was in the 14th century

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More Definitions for cooperation



English Language Learners Definition of cooperation

: a situation in which people work together to do something
: the actions of someone who is being helpful by doing what is wanted or asked for


co·​op·​er·​a·​tion | \ kō-ˌä-pə-ˈrā-shən How to pronounce cooperation (audio) \

Kids Definition of cooperation

: the act or process of working together to get something done

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Comments on cooperation

What made you want to look up cooperation? Please tell us where you read or heard it (including the quote, if possible).


highly pertinent or appropriate

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