Co-

Origin

From the Latin prefix co-.

Prefix

prefix

together; mutually; jointly
partner or subordinate in an activity
to the same degree
(mathematics) of the opposite, of the counterpartcokernel; codimension; cosine; counion; cointersection

Usage notes

Generally, the use of a hyphen (-) is used in British English (e.g. co-operate), which is omitted in American English (e.g. cooperate).

Derived terms