stopcock

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See also: stop cock

English

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English Wikipedia has an article on:
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Etymology

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From stop +‎ cock.

Pronunciation

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Noun

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stopcock (plural stopcocks)

  1. A valve, tap or faucet which regulates the flow of liquid or gas through a pipe.
  2. (British) A main shutoff for water to a home from a municipal supply. Usually these valves exist in pairs, one outside the property boundary and one inside the property boundary.
    If you have a burst pipe, turn the water off at the stopcock.

Hypernyms

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Coordinate terms

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Translations

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Verb

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stopcock (third-person singular simple present stopcocks, present participle stopcocking, simple past and past participle stopcocked)

  1. (transitive) To control the gas pressure in (an oil well) by keeping the well closed in and the gas confined except during set intervals when the oil is flowed or pumped.