cooperation

noun

co·​op·​er·​a·​tion (ˌ)kō-ˌä-pə-ˈrā-shən 

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

cooperationist

(ˌ)kō-ˌä-pə-ˈrā-sh(ə-)nist 

noun

Synonyms

• affiliation
• alliance
• association
• collaboration
• confederation
• connection
• hookup
• liaison
• linkup
• partnership
• relation
• relationship
• tie-up
• union

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

The document includes four broad recommendations to address the rising threats posed by cooperation between China, Iran, North Korea, and Russia. —Gordon G. Chang, Newsweek, 11 Dec. 2024

Other Republican state measures seek to boost cooperation between local law officers and federal immigration officials. —David A. Lieb, Los Angeles Times, 11 Dec. 2024

Trump's pick for CIA director, John Ratcliffe, who has previously testified that the U.S. has to focus on quantum. National Security Advisor nominee Rep. Mike Waltz, who has spoken about the need for international cooperation on quantum. —Maria Curi, Axios, 10 Dec. 2024

This latest partnership between Box and Adobe is the culmination of a decade of cooperation between the two companies. —Mark Sparrow, Forbes, 10 Dec. 2024

Word History

Etymology

see cooperate

First Known Use

15th century, in the meaning defined at sense 1

Kids Definition

cooperation

noun

co·​op·​er·​a·​tion kō-ˌäp-ə-ˈrā-shən 

: the act or process of cooperating