collaboration

/kəˌlæbəˈreɪʃən/ noun [C or U]

Definition

› the act of working together with other people or organizations to create or achieve something: (a) collaboration between The new airport is the result of a collaboration between two of the best architects in the country.in collaboration with The mission is being conducted in collaboration with the European space agency. Universities and companies are working together in a spirit of collaboration to develop new solutions.

(Definition of collaboration noun from the Cambridge Business English Dictionary © Cambridge University Press)