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Valvelet

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Read Also:

• Valve-lifter

  noun, Automotive, Machinery. 1. (in an internal-combustion engine) a tappet that opens a valve when actuated by a camshaft.

• Valve spring

  noun 1. a helical spring used to hold closed a valve in the cylinder head of an internal-combustion engine 2. any spring that closes a valve after it has been opened mechanically or by flow pressure

• Valve-stem

  noun 1. stem1 (def 14).

• Valve-trombone

  noun 1. a trombone equipped with three or four valves in place of a slide.

• Valving

  noun 1. any device for halting or controlling the flow of a liquid, gas, or other material through a passage, pipe, inlet, outlet, etc. 2. a hinged lid or other movable part that closes or modifies the passage in such a device. 3. Anatomy. a membranous fold or other structure that controls the flow of […]

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