n. [ L. cooperatio: cf. F. coopération. ] 1. The act of cooperating, or of operating together to one end; joint operation; concurrent effort or labor. [ 1913 Webster ]
Not holpen by the cooperation of angels. Bacon. [ 1913 Webster ]
2. (Polit. Econ.) The association of a number of persons for their benefit. [ 1913 Webster ]