co
o
pe
ra
tion
1
the act of working together toward a common goal
- The project's success depended on the cooperation between engineers and designers.
- International cooperation is essential to address climate change.
- The teacher praised the students for their cooperation during the group activity.
- The treaty strengthened economic cooperation between the two nations.
- Without the team's cooperation, the event would not have run smoothly.
2
joint operation or action
Antonyms: