кооперация bedeutet auf Englisch

collaboration [collaborations]▼(act of collaborating)
noun
[UK: kə.ˌlæ.bə.ˈreɪʃ.n̩] [US: kə.ˌlæ.bə.ˈreɪʃ.n̩]

cooperation [cooperations]▼(act of cooperating or being cooperative)
noun
[UK: kəʊ.ˌɒ.pə.ˈreɪʃ.n̩] [US: koʊ.ˌɒ.pə.ˈreɪʃ.n̩]