Phonetics:
Meanings:
noun
Definition: A device that controls the flow of a gas or fluid through a pipe.
Definition: A device that admits fuel and air into the cylinder of an internal combustion engine, or one that allows combustion gases to exit.
Definition: 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 control the flow in the opposite direction
Example: the ileocolic, mitral, and semilunar valves
Definition: One of the leaves of a folding-door, or a window-sash.
Definition: A vacuum tube.
Definition: One of the pieces into which certain fruits naturally separate when they dehisce.
Definition: A small portion of certain anthers, which opens like a trapdoor to allow the pollen to escape, such as in the barberry.
Definition: One of the pieces or divisions of bivalve or multivalve shells.
Definition: One of the two similar portions of the shell of a diatom.
verb
Definition: To control (flow) by means of a valve.