v 4 a 1 l 1 v 4 e 1 s 1
6 letters · 12 points in Scrabble
Meaning
noun a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
noun device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
noun control consisting of a mechanical device for controlling the flow of a fluid