Definition of penstocknext
as in pipe
a long hollow cylinder for carrying a substance (as a liquid or gas) a penstock carried water for the waterwheel

Synonyms & Similar Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of penstock As Lake Powell’s storage has dropped below a quarter of its capacity and its surface waters have crept within about 40 feet of the penstocks that feed water to the hydroelectric plant and the river below, the river has warmed up. — Brandon Loomis, AZCentral.com, 8 Sep. 2026 The project included replacing sections of the penstock, installing new vent piping and constructing a new concrete thrust block. — Daniel Lempres, Sacbee.com, 3 July 2026 That plate sealed the opening of the penstock (water delivery tube) and holds back water from the reservoir. — Logan Smith, CBS News, 22 Feb. 2026 See All Example Sentences for penstock
Recent Examples of Synonyms for penstock
Noun
  • In Newport Beach, the city operates 86 tidal valves that sit at the end of storm drain pipes along Balboa Island and the Balboa Peninsula.
    — Hannah Fry, Los Angeles Times, 30 Oct. 2026
  • Doussard says Zeltman and other experts who had warned the water might remain discolored due to old iron pipes were wrong.
    — Susannah Bryan, Sun Sentinel, 30 Oct. 2026
Noun
  • Italia is thus demonstrating its commitment to collaborating with Africa, and the École du Patrimoine Africain serves as the conduit for this.
    — Harrison Jacobs, ARTnews.com, 26 Oct. 2026
  • His Kyrie organization now serves as a TEFA conduit for three new locations.
    — ABC News, ABC News, 21 Oct. 2026
Noun
  • The central hull contains two large compartments believed to house missile tubes.
    — Atharva Gosavi, Interesting Engineering, 1 Nov. 2026
  • The collection centers on Sorino | WS, the brand’s merino wool and silk blend, used in its HLS base-layer system as well as face masks, neck tubes and balaclavas.
    — Alexandra Harrell, Footwear News, 29 Oct. 2026
Noun
  • Shopping is happening across more channels and payment methods, including emerging developments such as agentic payments.
    — Arthur Zaczkiewicz, Footwear News, 30 Oct. 2026
  • Ghilarducci sees Watch Duty as no different in that regard from news channels or publications from which residents already were receiving constant updates.
    — Noah Haggerty, Los Angeles Times, 30 Oct. 2026

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Cite this Entry

“Penstock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/penstock. Accessed 5 Nov. 2026.

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