collaboration
🇺🇸
/kəˌlæbəˈreɪʃn/
🇬🇧
/kəˌlæbəˈreɪʃn/
working together with others to make something
The project was a successful collaboration between the two companies.
something made by people working together
The new software is a collaboration between engineers and designers.
helping an enemy that controls your country
His collaboration with the enemy during the war was punished.