quick or skillful or adept in action or thought; "an exceptionally adroit pianist"; "an adroit technician"; "his adroit replies to hecklers won him many followers"; "an adroit negotiator"
skillful (or showing skill) in adapting means to ends; "cool prudence and sensitive selfishness along with quick perception of what is possible--these distinguish an adroit politician"; "came up with a clever story"; "an ingenious press agent"; "an ingenious scheme"
being in effect or operation; "de facto apartheid is still operational even in the `new' African nations"- Leslie Marmon Silko; "bus service is in operation during the emergency"; "the company had several operating divisions"
of or intended for or involved in military operations
pertaining to a process or series of actions for achieving a result; "operational difficulties"; "they assumed their operational positions"