| valve | control consisting of a mechanical device for controlling the flow of a fluid |
|---|---|
| valve | device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone |
| valve | a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it |
| valve | a lever pivoted at the center |
| valve | internal-combustion engine having both inlet and exhaust valves located in the cylinder head |
| valve | (of brass instruments) having valves |
| valve | a small valve (or valve-like structure) |