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

This Air sign will not only serve as a mediator between sibling disputes but also instill values of cooperation and fair treatment among family members. —Valerie Mesa, Peoplemag, 11 May 2024

This is the view of both Swiss advocates of closer cooperation with Western powers and nationalist opponents who say Switzerland is abandoning its neutral tradition and should limit the scope for foreign entanglements. —Fox News, 10 May 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