ball valve


nounMachinery.
  1. 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.

  2. any valve that checks flow by the seating of a ball.

Origin of ball valve

1
First recorded in 1830–40

Words Nearby ball valve

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How to use ball valve in a sentence

British Dictionary definitions for ball valve

ball valve

noun
  1. a one-way valve consisting of a metal ball with a cylindrical hole fitting into a concave seat over an opening

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