Open English Wordnet
Nouns
(n)valvea structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it (n)valvedevice in a brass wind instrument for varying the length of the air column to alter the pitch of a tone (n)valvecontrol consisting of a mechanical device for controlling the flow of a fluid (n)valvethe entire one-piece shell of a snail and certain other molluscs (n)valveone of the paired hinged shells of certain molluscs and of brachiopods