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"
electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
(bridge or whist) the suit that has been declared to rank above all other suits for the duration of the hand; "clubs were declared trumps"; "a trump can take a trick even when a card of a different suit is led"
a playing card in the suit that has been declared trumps; "the ace of trumps is a sure winner"
a hollow device made of metal that makes a ringing sound when struck
the flared opening of a tubular device
the sound of a bell being struck; "saved by the bell"; "she heard the distant toll of church bells"
United States inventor (born in Scotland) of the telephone (1847-1922)
English painter; sister of Virginia Woolf; prominent member of the Bloomsbury Group (1879-1961)
a phonetician and father of Alexander Graham Bell (1819-1905)
the shape of a bell
(nautical) each of the eight half-hour units of nautical time signaled by strokes of a ship's bell; eight bells signals 4:00, 8:00, or 12:00 o'clock, either a.m. or p.m.