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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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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Inspired from gas pipes, the Tubogas collection is emblematic of Bulgari’s savoir-faire.—
Fairchild Studio,
Footwear News,
20 Apr. 2026
-
Remove hoses and cover above-ground pipes.—
NC Weather Bot,
Charlotte Observer,
20 Apr. 2026
Noun
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In some yards, below-ground conduits also bring in electricity, internet, cable TV or phone lines.—
Beth Botts,
Chicago Tribune,
19 Apr. 2026
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But on either side, the different forces create strains that could potentially open up conduits for mantle material to make its way toward the surface.—
ArsTechnica,
ArsTechnica,
10 Apr. 2026
Noun
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Without access to the turbines, water released from the dam must flow through much smaller bypass tubes that are unsafe to use for extended periods, choking flow from one of the West’s largest water banks.—
Elise Schmelzer,
Denver Post,
19 Apr. 2026
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Effective vole control includes keeping grass mowed, minimizing mulch, using traps, and protecting young trees with hardware cloth tubes.—
Arricca Elin SanSone,
Southern Living,
19 Apr. 2026
Noun
-
There are brilliant YouTube channels.—
Marah Eakin,
Vulture,
21 Apr. 2026
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The latest agreement builds on longtime ties between NBCU and Roku, spanning FAST channels and the promotion of Peacock programming across Roku.—
Dade Hayes,
Deadline,
21 Apr. 2026
Noun
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Descaling and Unclogging Uses Use cleaning vinegar to unclog stubborn drains by adding 1 cup of baking soda to your drain followed by 1 cup of cleaning vinegar, says Dills.—
Alexandra Kelly,
Martha Stewart,
25 Jan. 2026
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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 24 Apr. 2026.
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