as in pipes
a long hollow cylinder for carrying a substance (as a liquid or gas)
a penstock carried water for the waterwheel
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Example Sentences
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Recent Examples of penstocks
Species stocked in Lake Powell for sporting purposes swam the reservoir for decades without creating a clear threat to the river below until the warm surface water sank nearer the hydropower intakes, called penstocks.
—
Brandon Loomis, AZCentral.com, 15 Dec. 2025
Brandon Loomis, AZCentral.com, 15 Dec. 2025
Recent Examples of Synonyms for penstocks
Noun
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Hyde recommends paying special attention to the pipes in unheated areas such as garages, crawl spaces, and attics.—
Ashlyn Needham,
Southern Living,
22 Jan. 2026
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If the water is shut off, pipes should be fully drained by flushing toilets and running faucets.—
Sergio Candido,
CBS News,
22 Jan. 2026
Noun
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Angelic children are conduits between life and death.—
Natalia Jiménez-Stuard,
Washington Post,
9 Jan. 2026
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More than mere armored knights, Paladins are forged as holy conduits.—
Jennifer Maas,
Variety,
12 Dec. 2025
Noun
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Keep boots upright and orderly by using boot trees, cardboard tubes, or even a short length of PVC pipe.—
Mary Marlowe Leverette,
The Spruce,
8 Jan. 2026
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Unopened tubes and cans are both shelf-stable, but once opened, the difference is significant.—
Anne Wolf,
Martha Stewart,
7 Jan. 2026
Noun
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Fronted by Elizabeth Gillies, the cinematic campaign for the line channels old-Hollywood glamour in a luxury hotel setting, perfectly matching the collection’s refined mood.—
Brittany Talarico,
PEOPLE,
20 Jan. 2026
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Paramount, on the other hand, has argued that the channels have little to no equity value.—
Brian Stelter,
CNN Money,
20 Jan. 2026
Noun
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Below, San Angelo gives us several methods for cleaning bathroom sink drains, her best tips on how to avoid a clogged bathroom sink, and what to avoid when cleaning your bathroom sink drain.—
Daley Quinn,
Southern Living,
27 Aug. 2025
Cite this Entry
“Penstocks.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/penstocks. Accessed 23 Jan. 2026.
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