Entry Word: cooperation

Function: noun

Meaning: 1 the state of having shared interests or efforts (as in social or business matters) <a series of televised announcements made in cooperation with the tobacco companies warning teenagers about the hazards of smoking> — see association 1
2 the work and activity of a number of persons who individually contribute toward the efficiency of the whole <everyoneʼs cooperation will make the project go much faster> — see teamwork