ball valve
noun Machinery.
a valve controlling flow by means of a ball pierced with an opening in one direction and fixed to rotate on a spindle at right angles to the opening.
any valve that checks flow by the seating of a ball.
Words nearby ball valve
Origin of ball valve
First recorded in 1830–40
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Examples from the Web for ball valve
British Dictionary definitions for ball valve
ball valve
noun
a one-way valve consisting of a metal ball with a cylindrical hole fitting into a concave seat over an opening
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medicine definitions for ball valve
ball valve
n.
A valve regulated by the position of a free-floating ball that moves in response to fluid or mechanical pressure.
The American Heritage® Stedman's Medical Dictionary
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