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.
But this year’s state budget negotiations are far most complex than usual, given the uncertain future of Medicaid, a federal health care entitlement program run in cooperation with states. Keith M. Phaneuf, Hartford Courant, 10 May 2025 The city is already home to the International Center for Prosecution of the Crime of Aggression, which supports evidence-gathering and is overseen by the European Union’s judicial cooperation agency, Eurojust. Molly Quell, Los Angeles Times, 9 May 2025 When the Shale Revolution transformed the energy landscape in the early 2010s, Qatar collaborated with the US to convert that terminal into an export facility as part of broader Qatari-American cooperation. Wesley Alexander Hill, Forbes.com, 9 May 2025 The Everett Fire and Police Departments, in cooperation with their Traffic Safety Unit, all responded to the incident, police added. Jillian Frankel, People.com, 9 May 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

Browse Nearby Words

Cite this Entry

“Cooperation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cooperation. Accessed 14 May. 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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