operational
operational , adjective
1.
of or pertaining to operations; as, operational procedure.
2.
Fit or ready for service; available and in working condition; as, an operational aircraft. Opposite of out-of-service.
3.
(Military) of or intended for or involved in military operations. Opposite of nonoperational.
4.
In force; not expired or annulled; -- of rules or laws.
de facto apartheid still operational even in the `new' African nations