Definitions
valve Tweet Definition of valve Like Definition of valve on Facebook
noun 
  1. A device that controls the flow of a gas or fluid through a pipe.
  2. A device that admits fuel and air into the cylinder of an internal combustion engine, or one that allows combustion gases to exit.
  3. (context, anatomy) A structure in the heart that controls the direction of the flow of the blood.
  4. A vacuum tube.
Etymology: From valva.


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