- A valve controlled because of the place of a free-floating ball that moves responding to substance or mechanical stress.
- a contrivance through which a ball, positioned in a circular cup with a hole in its base, works as a valve.
- A valve formed by a globe resting upon a concave circular chair.
- any device that checks movement by the seating of a ball
- Definition for "ball valve"
- A valve controlled because of the place of…
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- Hypernym for "ball valve"