petcock (redirected from petcocks)

pet·cock  (ptkk)

n.

A small valve or faucet used to drain or reduce pressure, as from a boiler.

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[Perhaps pet + cock.]

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petcock [ˈpɛtˌkɒk]

n

(Engineering / Mechanical Engineering) a small valve for checking the water level in a steam boiler or draining condensed steam from the cylinder of a steam engine

[from pet¹ or perhaps French pet, from péter to break wind + cock¹]

Thesaurus

Noun

1.

petcock - regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining regulator - any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.