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Definition of Petcock
1. Noun. Regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining.
Definition of Petcock
1. Noun. A small valve, spout, or faucet operated by hand, usually used to release pressure or drain fluid. ¹
¹ Source: wiktionary.com
Definition of Petcock
1. a small valve or faucet [n -S]
Lexicographical Neighbors of Petcock
Literary usage of Petcock
Below you will find example usage of this term as found in modern and/or classical literature:
1. Dyke's Automobile and Gasoline Engine Encyclopedia by Andrew Lee Dyke (1920)
"If oil does not drip out, open the lower petcock. If oil drips out, then there
is enough oil for a short distance, but it is better to put more oil in if ..."
2. Self-propelled Vehicles: A Practical Treatise on the Theory, Construction by James Edward Homans (1910)
"If water come out of the petcock, it indicates that the water in the boiler is
... The petcock should be kept open long enough to allow any water that might ..."
3. International Library of Technology: A Series of Textbooks for Persons by International Textbook Company (1910)
"A petcock or the opening for a spark plug will answer. It will first be assumed
that a straight opening through a petcock is available, this opening being ..."
4. Medical Record by George Frederick Shrady, Thomas Lathrop Stedman (1897)
"In the first experiment the sterilizing-box containing the tubes was placed in
the autoclave, the petcock closed immediately, and the pressure run up to ten ..."
5. Pamphlets by Monotype Corporation, Beatrice Warde (1918)
"In the absence of lining the gas may be withdrawn through a petcock on the shell,
... The sample is withdrawn from the sampling pipe through a petcock ..."
6. Annual Report of the Agricultural Experiment Station of the University of (1901)
"Burette li has a capacity of 50 cc graduated to tenths (not shown), is provided
with a petcock I and is connected by a piece of rubber tubing to an S shaped ..."
7. City Homes on Country Lanes: Philosophy and Practice of the Home-in-a-garden by William Ellsworth Smythe (1921)
"The petcock should be left open until live steam escapes from it. The canner
should be steam-tight, and no steam should escape except through the open ..."
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