Operative :: Operative (n.) A skilled worker; an artisan; esp., one who operates a machine in a mill or manufactory..
Operator :: Operator (n.) One who, or that which, operates or produces an effect..
Operator :: Operator (n.) One who performs some act upon the human body by means of the hand, or with instruments..
Operator :: Operator (n.) A dealer in stocks or any commodity for speculative purposes; a speculator.
Operator :: Operator (n.) The symbol that expresses the operation to be performed; -- called also facient.
Properate :: Properate (v. t. & i.) To hasten, or press forward..