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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Recent Examples of penstock
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
River water entered the powerhouse and fell down a system of 140-foot vertical pipes, called penstocks, one for each generator.
—Charles R. Morris, WSJ, 21 June 2018
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
Ian James, Los Angeles Times, 16 Apr. 2024
River water entered the powerhouse and fell down a system of 140-foot vertical pipes, called penstocks, one for each generator.
—Charles R. Morris, WSJ, 21 June 2018
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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In January, hundreds of residents were evacuated from the Patrick Sullivan Senior Apartments on the Near West Side due to a burst pipe, which resulted in flooding and the loss of heat and hot water.—
Lizzie Kane,
Chicago Tribune,
21 May 2025
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If a thick layer of wet coffee grounds is placed around a plant, a water-resistant barrier is formed (ask a plumber what the grounds do to your plumbing pipes).—
Mary Marlowe Leverette,
Southern Living,
18 May 2025
Noun
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The fake banking app, distributed via Telegram, reflects a broader strategy where messaging platforms become unwitting conduits for malicious activities.—
Yaamini Barathi Mohan,
Forbes.com,
16 May 2025
-
In previous years, American spy agencies issued warnings that G42 could be a conduit for siphoning advanced American technology to China.—
Andrew R. Chow,
Time,
14 May 2025
Noun
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The team is taking this tack because Perseverance is getting low on unsealed tubes and still has a lot of intriguing ground to cover.—
Mike Wall,
Space.com,
21 May 2025
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The internet is already a part of us, inside of us; and maybe what remains for the digital novelist is to get outside, to gather up the whole snarled mess of tubes and plunk it down on an examination table.—
Katy Waldman,
New Yorker,
19 May 2025
Noun
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If you’re sent an email with a number to call back, contact the organization using usual, publicly available channels or your apps.—
Zak Doffman,
Forbes.com,
20 May 2025
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Her talk show on Versus, the sports channel that was rebranded NBC Sports Network in 2012, was canceled.—
Sean Gregory,
Time,
20 May 2025
Cite this Entry
“Penstock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/penstock. Accessed 28 May. 2025.
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