An artificial passage for water, fitted with a valve or gate, as in a mill stream, for stopping or regulating the flow; also, a water gate or flood gate.
An artificial channel, especially one for carrying off a portion of the current of a stream, canal, or other larger body of water.
Alternative form of sluice gate.
regulator consisting of a valve or gate that controls the rate of water flow through a sluice
Something that restrains a flood or outpouring:
A floodgate that controls the flow of water in a ditch, sluice, race, or channel.
Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
Find another word for penstock. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for penstock, like: sluice, sluiceway, sluicegate, sluice valve, floodgate, head gate and water-gate.