0 past simple and past participle of cooperate
1 to act or work together for a particular purpose, or to be helpful by doing what someone asks you to do:
Governments must cooperate if they are to combat international terrorism.
Their refusal to cooperate is perfectly understandable, considering the circumstances.
If you all cooperate, we can have this place tidy in no time.
Most disturbing is the finding that once players learn that their opponent has either cooperated or defected, almost all defect.
Nevertheless, differences in guild policies were considerable, and hence also the ways husbands and wives cooperated in the urban market trades.
Given the specific junctures and depending on issue areas such as economic, foreign, and cultural policy, these factions have clashed or cooperated with one another.
