as in hole
a sunken area forming a separate space
water collected in a shallow concavity on the floor of the cave
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Recent Examples of concavity
Antonio Stradivari, for instance, carefully tinkered with the geometry of his violins—the relative concavity of the back and the front, the thickness of the wood—to produce his legendary results.
—
Chris Almeida, The New Yorker, 6 Jan. 2024
Fluted white marble columns sit on black granite pedestals, carrying the eye upward to where lines slide over, folds narrow, and concavities become convex.
—Justin Davidson, Curbed, 3 Aug. 2023
In addition to measurements, scientists were also able to detect a large, broad concavity in one of the asteroid's two hemispheres as well as subtle dark and lighter regions that indicate small-scale surface features a few dozen meters across.
—Ariana Garcia, Chron, 22 Feb. 2023
Father pushed boards with his palm to make the concavity recede into dust.
—Oliver De La Paz Victoria Chang, New York Times, 23 Nov. 2022
However, toward the edges, the concavity flattens out, allowing a flat surface for riding straight.
—Chris Meehan, Popular Mechanics, 12 June 2022
The bump settled into the concavity of the sink.
—Morgan Thomas, The Atlantic, 16 May 2021
The right side of the head was one enormous concavity, which Lacassagne attributed to strikes from the bottle.
—Douglas Starr, Discover Magazine, 28 Feb. 2011
Chris Almeida, The New Yorker, 6 Jan. 2024
Fluted white marble columns sit on black granite pedestals, carrying the eye upward to where lines slide over, folds narrow, and concavities become convex.
—Justin Davidson, Curbed, 3 Aug. 2023
In addition to measurements, scientists were also able to detect a large, broad concavity in one of the asteroid's two hemispheres as well as subtle dark and lighter regions that indicate small-scale surface features a few dozen meters across.
—Ariana Garcia, Chron, 22 Feb. 2023
Father pushed boards with his palm to make the concavity recede into dust.
—Oliver De La Paz Victoria Chang, New York Times, 23 Nov. 2022
However, toward the edges, the concavity flattens out, allowing a flat surface for riding straight.
—Chris Meehan, Popular Mechanics, 12 June 2022
The bump settled into the concavity of the sink.
—Morgan Thomas, The Atlantic, 16 May 2021
The right side of the head was one enormous concavity, which Lacassagne attributed to strikes from the bottle.
—Douglas Starr, Discover Magazine, 28 Feb. 2011
Recent Examples of Synonyms for concavity
Noun
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As the Republican candidate stood on the fifth-hole putting green, a Secret Service agent was riding a golf cart in a security sweep of the sixth hole and noticed someone hiding behind a chain-link fence in the southeast corner of the course.—
Jay Weaver,
Miami Herald,
5 Sep. 2025
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Untangle the roots and spread them out in their planting holes.—
Rita Pelczar,
Better Homes & Gardens,
5 Sep. 2025
Noun
-
Schumann Resonance Time Acceleration Schumann resonances are natural, low-frequency electromagnetic hums that form in the cavity between Earth’s surface and the ionosphere (50-600 miles above the surface).—
Kaif Shaikh,
Interesting Engineering,
4 Sep. 2025
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In addition to maintaining good oral hygiene habits at home, such as brushing and flossing, experts recommend tactics like drinking plenty of water, limiting snacks and sugary foods, and quitting smoking to help prevent cavities.—
Cristina Mutchler,
Verywell Health,
4 Sep. 2025
Noun
-
Fill in any deeper scratches or dents with a wax wood repair kit to match.—
Daley Quinn,
Southern Living,
5 Sep. 2025
-
This first emerged in Canada, where ongoing grassroots and lawmaker-led boycotts have made a notable dent in some American companies' bottom lines.—
Hugh Cameron,
MSNBC Newsweek,
3 Sep. 2025
Noun
-
More David Cannon/Getty Images The Walker Cup pits teams comprised of the top 10 male amateur players from the United States and Great Britain and Ireland against each other.—
Julio Cesar Valdera Morales,
MSNBC Newsweek,
6 Sep. 2025
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Trimeresurus nujiang, also known as the Nujiang green pit-viper, is a new arboreal, or tree-dwelling, snake species known only from the high-altitude evergreen forests that border the canyon in Nujiang Lisu Autonomous Prefecture, according to the study.—
Lauren Liebhaber
September 2,
Miami Herald,
2 Sep. 2025
Noun
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That central bank drama is piling even more attention Friday’s speech by Fed Chair Jay Powell, who even in precedented times can move markets with a single furrow of his brow.—
Allison Morrow,
CNN Money,
22 Aug. 2025
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Swaziland continued to plough its own political furrow against its larger neighbor until the end of apartheid.—
The Editors,
JSTOR Daily,
15 Aug. 2025
Noun
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In addition, people may experience anxiety or depression related to summer's end and the return to school and work routines, Prism Medical Products says.—
Jenna Prestininzi,
Freep.com,
8 Sep. 2025
-
The Browns are a virus for seasonal depression.—
Jason Lloyd,
New York Times,
8 Sep. 2025
Noun
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Detractors wondered if the unending positivity was beneficial in the locker room, if the optimism was starting to ring hollow.—
Alex Zietlow,
Charlotte Observer,
4 Sep. 2025
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Critics argue that Thiel’s warnings about the Antichrist ring hollow given his role in building the very surveillance infrastructure that could enable authoritarian control.—
Dave Smith,
Fortune,
2 Sep. 2025
Noun
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Using the bottom of a round teaspoon, create an indentation in center of crust mixture in each muffin tray well.—
Craig Melvin,
Southern Living,
15 Aug. 2025
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The second issue was simply a tiny indentation on the screen, which was possibly caused by some damage during the installation of the new screen.—
Benny Har-Even,
Forbes.com,
8 Aug. 2025
Cite this Entry
“Concavity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concavity. Accessed 10 Sep. 2025.
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