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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Now Currently, most regulations that address phosphorus runoff cover sources that can be easily identified, such as discharge pipes.—
Simi Thambi,
Forbes.com,
26 Apr. 2025
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The tent includes features such as a small TV room and visible air-conditioning pipes.—
Verónica Egui Brito,
Miami Herald,
26 Apr. 2025
Noun
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Developing this economic conduit is a key objective for the Belt and Road Initiative, Beijing’s vast overseas infrastructure investment program.—
Ye Myo Hein,
Foreign Affairs,
17 Apr. 2025
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Archaeologists began excavating and reconstructing the palace complex in the mid-1970s, including the original stone embankments, water conduit and drainage channel.—
Sarah Kuta,
Smithsonian Magazine,
12 Mar. 2025
Noun
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More Southern Grandma Makeup Tips 7 Old-School Beauty Trends That Are Coming Back This Year Choose a Semi-Matte Lipstick While lip gloss has largely remained the favorite tube of the past two decades, a more natural-finish lipstick offers a dose of longer-lasting color and an inherent elegance.—
Kaitlyn Yarborough,
Southern Living,
26 Apr. 2025
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Nasal and sinus congestion, as well as fluid buildup, can block these tubes, keeping them from functioning correctly.—
Lindsay Curtis,
Health,
25 Apr. 2025
Noun
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Where to watch Pope Francis' funeral: TV channels, livestream, more Contributing: John Bacon, Eric Lagatta, Swapna Venugopal Ramaswamy, Anthony Robledo and Mary Walrath-Holdridge Mike Snider is a reporter on USA TODAY’s Trending team.—
Mike Snider,
USA Today,
26 Apr. 2025
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BenQ says the second blue channel boosts brightness and improves color accuracy.—
PC Magazine,
PC Magazine,
26 Apr. 2025
Cite this Entry
“Penstock.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/penstock. Accessed 7 May. 2025.
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