valve -
device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
device any clever maneuver; "he would stoop to any device to win a point"; "it was a great sales gimmick"; "a cheap promotions gimmick for greedy businessmen"
brass instrument,
brass a wind instrument that consists of a brass tube (usually of variable length) that is blown by means of a cup-shaped or funnel-shaped mouthpiece
valve -
one of the paired hinged shells of certain molluscs and of brachiopods
valve -
the entire one-piece shell of a snail and certain other molluscs
= synonym
= antonym
= relatert ord
Wiktionary
Substantiv
valve -
A device that controls the flow of a gas or fluid through a pipe.
valve -
A device that admits fuel and air into the cylinder of an internal combustion engine, or one that allows combustion gases to exit.
valve -
One or more membranous partitions, flaps, or folds, which permit the passage of the contents of a vessel or cavity in one direction, but stop or retard the flow in the opposite direction; as, the ileocolic, mitral, and semilunar valves.
valve -
One of the pieces into which certain fruits naturally separate when they dehisce.
valve -
A small portion of certain anthers, which opens like a trapdoor to allow the pollen to escape, as in the barberry.
valve -
One of the pieces or divisions of bivalve or multivalve shells.
valve -
One of the two similar portions of the shell of a diatom.
Verb
valve -
To control flow by means of a valve.
Wikipedia
A valve is a device that regulates the flow of a fluid by opening, closing, or partially obstructing various passageways. Valves are technically pipe fittings, but are usually discussed as a separate category. In an open valve, fluid flows in a direction from higher pressure to lower pressure.
OmegaWiki Dictionary
Ω
valve Device that controls the flow of a liquid through a passage or a pipe.
valve Biological small structure letting a fluid pass through in one direction but blocking or slowing its flow down in the opposite direction.