Associations to the word «Valve»

VALVE, noun. A device that controls the flow of a gas or fluid through a pipe.

VALVE, noun. A device that admits fuel and air into the cylinder of an internal combustion engine, or one that allows combustion gases to exit.

VALVE, noun. (anatomy) 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, noun. (British) A vacuum tube.

VALVE, noun. (botany) One of the pieces into which certain fruits naturally separate when they dehisce.

VALVE, noun. (botany) A small portion of certain anthers, which opens like a trapdoor to allow the pollen to escape, as in the barberry.

VALVE, noun. (biology) One of the pieces or divisions of bivalve or multivalve shells.

VALVE, noun. (biology) One of the two similar portions of the shell of a diatom.

VALVE, verb. (transitive) To control (flow) by means of a valve.

VALVE OIL, noun. A liquid used to lubricate valves in brass instruments

VALVE OILS, noun. Plural of valve oil

VALVE TRAIN, noun. The valves and associated mechanisms that control the flow of fuel, air and exhaust gases in an engine.

VALVE, noun. A structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it.

VALVE, noun. Device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone.

VALVE, noun. Control consisting of a mechanical device for controlling the flow of a fluid.

VALVE, noun. The entire one-piece shell of a snail and certain other molluscs.

VALVE, noun. One of the paired hinged shells of certain molluscs and of brachiopods.