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
The new Gilder Center — granite on the outside, shotcrete on the inside, with a seductive composition of concavities and curves — comes off as a true New Yorker: defiantly eccentric, rough, show-offy, and smart.
—
Justin Davidson, Curbed, 28 Jan. 2026
And what is the second derivative, or the concavity, of the potential during those same relevant e-foldings of inflation?
—Big Think, 22 Oct. 2025
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
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
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
Justin Davidson, Curbed, 28 Jan. 2026
And what is the second derivative, or the concavity, of the potential during those same relevant e-foldings of inflation?
—Big Think, 22 Oct. 2025
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
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
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
-
The crash also resulted in a large hole in the side of the vessel.—
Landon Mion,
FOXNews.com,
23 June 2026
-
The piece has seven holes for customization, and it’s designed to be worn at the hips or waist.—
Rachel Trujillo,
PEOPLE,
22 June 2026
Noun
-
The extra saliva helps rinse away food particles and bacteria that can contribute to cavities, making gum a useful addition to your travel routine.—
Brittany Anas,
Forbes.com,
23 June 2026
-
Rather than a small drawer or tray, the divided top of West Elm’s storage coffee table rotates to reveal an empty storage cavity to fill with throw blankets, books, or video game controllers.—
Rachel Fletcher,
Architectural Digest,
19 June 2026
Noun
-
Sanders likely doesn’t expect his legislation to resolve the biggest questions the public has about AI or even put a dent in anti-AI sentiment.—
Ashley Belanger,
ArsTechnica,
18 June 2026
-
Watch for dents, broken springs, or light coming through, as these can strain parts and lead to bigger issues.—
Tessa Cooper,
The Spruce,
17 June 2026
Noun
-
Amenities will include a fitness center, dog park, fire pits and grills, free parking, EV charging stations and a 1-mile walking trail.—
Don Stacom,
Hartford Courant,
19 June 2026
-
Kids can take a train ride around the park, play in corn pits or cool down at the waterpark.—
Delia Rose Sauer,
Miami Herald,
19 June 2026
Noun
-
In furrows of pain, The good now germinates.—
Mark Zeigler,
San Diego Union-Tribune,
8 June 2026
-
Young olive trees have smooth, gray bark, while the bark develops interesting furrows as the plant ages.—
Arricca Elin SanSone,
Southern Living,
22 Apr. 2026
Noun
-
Chronic sleep deprivation increases the risk of cardiovascular disease, diabetes, depression, cognitive decline, and impaired immune function.—
Ezekiel J. Emanuel,
Fortune,
21 June 2026
-
American men are less likely than women to be diagnosed with depression, but four times more likely to die by suicide – a disparity that, researchers say, indicates many are suffering in silence.—
Rob Picheta,
CNN Money,
21 June 2026
Noun
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Groups of amateur sleuths also cropped up in the hollows of tragedy to wrestle with the case and analyze rumors swarming the Horman family in online forums, echoing a familiar pattern of behavior on the internet in the face of long-unsolved criminal cases.—
Danya Gainor,
CNN Money,
23 June 2026
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That single number makes every record-high headline ring hollow.—
Kam Shenai,
The Orlando Sentinel,
21 June 2026
Noun
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Using your thumb or the back of a spoon, make a shallow indentation in the center of each patty.—
Lynda Balslev,
Mercury News,
18 June 2026
-
Like the experimental teeth, the ones from Neanderthal archaeological sites had the same overlapping small fractures, shallow indentations, and shallow scratches.—
ArsTechnica,
ArsTechnica,
2 June 2026
Cite this Entry
“Concavity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concavity. Accessed 25 Jun. 2026.
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