working or acting together willingly for a common purpose or benefit.
2.
demonstrating a willingness to cooperate: The librarian was cooperative in helping us find the book.
3.
pertaining to economic cooperation: a cooperative business.
4.
involving or denoting an educational program comprising both classroom study and on-the-job or technical training, especially in colleges and universities.
noun
5.
a jointly owned enterprise engaging in the production or distribution of goods or the supplying of services, operated by its members for their mutual benefit, typically organized by consumers or farmers.