as in pipe
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 penstock
Provide point protection for Balch Camp PG&E hydro-electric and residential facilities, two powerhouses, Balch communication reflector, penstock and valve houses, and associated power distribution lines.
—
Ca Wildfire Bot, Sacbee.com, 10 Sep. 2025
Brenda Burman, general manager of the Central Arizona Project, presented a diagram showing the dam’s eight large tubes, called penstocks, that water normally passes through, as well as the smaller outlet pipes that enable water releases at low reservoir levels.
—Ian James, Los Angeles Times, 16 Apr. 2024
The penstock flows powered the turbines that turned shafts activating the top-side generators.
—Charles R. Morris, WSJ, 21 June 2018
The reservoir can also be lowered by discharges through the dam’s power plant, but one of the two power plant outlets, known as penstocks, was shut down for routine maintenance of turbines.
—Ralph Vartabedian, latimes.com, 10 May 2017
Equipment: An intake gate called a penstock, valves and pressure gauges, turbine, switchgear, inverter, and electronics.
—Popular Mechanics Editors, Popular Mechanics, 6 Feb. 2017
Ca Wildfire Bot, Sacbee.com, 10 Sep. 2025
Brenda Burman, general manager of the Central Arizona Project, presented a diagram showing the dam’s eight large tubes, called penstocks, that water normally passes through, as well as the smaller outlet pipes that enable water releases at low reservoir levels.
—Ian James, Los Angeles Times, 16 Apr. 2024
The penstock flows powered the turbines that turned shafts activating the top-side generators.
—Charles R. Morris, WSJ, 21 June 2018
The reservoir can also be lowered by discharges through the dam’s power plant, but one of the two power plant outlets, known as penstocks, was shut down for routine maintenance of turbines.
—Ralph Vartabedian, latimes.com, 10 May 2017
Equipment: An intake gate called a penstock, valves and pressure gauges, turbine, switchgear, inverter, and electronics.
—Popular Mechanics Editors, Popular Mechanics, 6 Feb. 2017
Recent Examples of Synonyms for penstock
Noun
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Leaking pipes located underground can also attract tree roots.—
Kait Hanson,
Southern Living,
27 Sep. 2025
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If lightning hits your pipes, it could be conducted into the water in your bath or shower.—
Staff reports,
AZCentral.com,
27 Sep. 2025
Noun
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In a natural pregnancy, the placenta is more than a conduit.—
Kaif Shaikh,
Interesting Engineering,
25 Sep. 2025
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At its core was Vitinha, his elegant playmaking at the base of midfield the classy conduit through which their intricate moves flowed.—
Conor O'Neill,
New York Times,
15 Sep. 2025
Noun
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The little tube directing pure oxygen to my face did, as promised, make my complexion feel extra plump and glowy, too.—
Kathryn Romeyn,
Travel + Leisure,
28 Sep. 2025
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The idea of 24 frames a second, something that is hard to grasp, but in this sequence, in this flow, becomes a seamless moving picture is juxtaposed with with this gas inside of this tube which becomes an eternal glow.—
Andreas Wiseman,
Deadline,
28 Sep. 2025
Noun
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The game will not be broadcast on NESN or any other traditional TV channel and will instead be streamed exclusively on Apple TV+.—
Mac Cerullo,
Boston Herald,
26 Sep. 2025
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Many Korean dramas and remakes have gained traction with viewers in markets around the world through their easy availablity on Netflix, Disney+, Tubi, Roku and many more FAST channels and platforms.—
Cynthia Littleton,
Variety,
26 Sep. 2025
Cite this Entry
“Penstock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/penstock. Accessed 2 Oct. 2025.
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