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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Steel pipes and tendons provide tensile strength, while thatch and mud bear its crushing weight.—
Stefan Ionescu
May 20,
New Atlas,
20 May 2026
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Despite the mothballed plant's handsome brick exterior, inside it's filled with rattling pipes, hazard signs and cockroach carcasses.—
Ishan Thakore,
NPR,
20 May 2026
Noun
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But there’s a semi-true idea that children are doing so at an incredibly rapid pace, and stories can be conduits for emotional growth, wonder, and empathy.—
Literary Hub,
Literary Hub,
7 May 2026
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Likewise, electrical conduits are hidden on the top of the beams and centered down the skylight to leave the focus on the old structure and new walls.—
Edward Keegan,
Chicago Tribune,
3 May 2026
Noun
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The year-round surf breaks—including the fast-barreling tubes of Cloud 9, some 30 minutes from the resort—draw most visitors to the island, and Nay Palad’s team has a Rolodex of pro surf instructors on call to show guests the best waves.—
Condé Nast,
Condé Nast Traveler,
18 May 2026
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When not in use, both tubes can be folded back against the helmet, lowering the center of gravity for greater comfort and reducing the risk of the device banging into door frames or vehicle hatches, which tends to make squad leaders rather cross.—
David Szondy
May 17,
New Atlas,
17 May 2026
Noun
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Availability and pricing for the Osmo Pocket 4P will be announced through DJI’s official channels and authorized retail partners at a later date.—
Deadline,
Deadline,
20 May 2026
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The shop officially opened its doors to ice cream lovers May 8 near the Charlotte Premium Outlets in Steele Creek, according to the brand’s social media channels.—
Tanasia Kenney,
Charlotte Observer,
19 May 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 22 May. 2026.
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