Meaning Of Operative

a.

Having the power of acting; hence, exerting force, physical or moral; active in the production of effects; as, an operative motive.

a.

Producing the appropriate or designed effect; efficacious; as, an operative dose, rule, or penalty.

a.

Based upon, or consisting of, an operation or operations; as, operative surgery.

n.

A skilled worker; an artisan; esp., one who operates a machine in a mill or manufactory.