valve
/vælv/
noun
- A device that controls the flow of a liquid or gas by opening, closing, or partially blocking a passage.
- The plumber replaced the old valve on the water pipe to stop the leak.
- The engine's intake valve opens to let air and fuel into the cylinder.
- Turn the valve clockwise to shut off the gas supply.
- A structure in the heart or a vein that allows blood to flow in only one direction.
- A damaged valve can cause blood to leak backward, a condition called regurgitation.
- Doctors sometimes use artificial valves to replace faulty ones.
- The heart has four valves that keep blood moving in the right direction.
- A flap or lid that opens and closes, especially in a musical instrument or a container.
- The trumpet player pressed a valve to change the pitch of the note.
- The valve on the air pump kept the air from escaping.
- Each valve on the accordion produces a different sound when air passes through.
verb
- To control or regulate the flow of something using a valve.
- You need to valve the water flow before repairing the pipe.
- The technician valved the system to release pressure slowly.
- The engineer valved the steam to prevent overheating.
Synonyms