stop valve

noun

Definition of stop valve

: a valve closed or opened at will (as by hand) for preventing or regulating flow (as of a liquid in a pipe) specifically : the valve in an engine steam pipe for controlling or checking the passage of steam

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Learn More About stop valve

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Cite this Entry

“Stop valve.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stop%20valve. Accessed 6 Dec. 2021.

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