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.
The navies of Iran, Russia and China are holding military drills off the coast of Iran this week in a bid to boost cooperation, according to Iranian media. Amira El-Fekki‎, MSNBC Newsweek, 21 July 2025 The two reportedly discussed cooperation ranging from joint counterterrorism initiatives to economic investment and infrastructure. Jack Rosen, New York Daily News, 21 July 2025 In May, the county board removed a provision which had allowed limited police cooperation with ICE, including in cases involving terrorism, gangs, or felony arrests). Michael Dorgan , Griff Jenkins, FOXNews.com, 17 July 2025 Three American astronauts and two Russian (then Soviet) cosmonauts met up for just under two days of joint operations, setting the stage for future cooperation in space. Robert Z. Pearlman, Space.com, 17 July 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 24 Jul. 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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