cooperation

noun

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

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.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Long before the war in Ukraine, Russia and Iran first demonstrated their capacity for military cooperation in Syria's civil war that erupted in 2011. David Faris, Newsweek, 27 Feb. 2025 Prosecutors mentioned that cooperation in a recent court filing asking U.S. Magistrate Judge Maria Valdez to consider probation instead of jail time, though the filing offered no specifics on how Lewandowski helped the government. Jason Meisner, Chicago Tribune, 26 Feb. 2025 In the world wars, transoceanic coalitions turned back Eurasian aggressors, forging patterns of cooperation that brought the United States into the Old World’s strategic affairs. Hal Brands, Foreign Affairs, 25 Feb. 2025 The shooting is also the end of a saga that offers a glimpse into the limitations of a system dependent on people’s cooperation and consent for mental health treatment and family intervention, no matter how urgently that help is needed. . Pj Green, Kansas City Star, 25 Feb. 2025 See All Example Sentences for cooperation

Word History

Etymology

see cooperate

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of cooperation was in the 15th century

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Cite this Entry

“Cooperation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cooperation. Accessed 3 Mar. 2025.

Kids Definition

cooperation

noun
co·​op·​er·​a·​tion kō-ˌäp-ə-ˈrā-shən How to pronounce cooperation (audio)
: the act or process of cooperating

More from Merriam-Webster on cooperation

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