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
The bump settled into the concavity of the sink.
—Morgan Thomas, The Atlantic, 16 May 2021
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
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
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
Trick skis are more likely to have a subtle concavity or flat bottom.
—Chris Meehan, Popular Mechanics, 12 June 2022
However, toward the edges, the concavity flattens out, allowing a flat surface for riding straight.
—Chris Meehan, Popular Mechanics, 12 June 2022
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
The bump settled into the concavity of the sink.
—Morgan Thomas, The Atlantic, 16 May 2021
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
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
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
Trick skis are more likely to have a subtle concavity or flat bottom.
—Chris Meehan, Popular Mechanics, 12 June 2022
However, toward the edges, the concavity flattens out, allowing a flat surface for riding straight.
—Chris Meehan, Popular Mechanics, 12 June 2022
Recent Examples of Synonyms for concavity
Noun
-
And the man with a gruesome hole in his body as a result of necrosis.—
Charles Trepany,
USA Today,
24 July 2025
-
Secure burn barrels: If burning is permitted in your area, ensure that all burn barrels have a weighted metal cover, complete with holes no larger than 3/4 of an inch.—
CA Weather Bot,
Sacbee.com,
24 July 2025
Noun
-
These fibroids can be located on the surface of the uterus, in the wall of the uterus, or the uterine cavity.—
Dominique Fluker,
Essence,
30 July 2025
-
Some methods, such as adding loose fill perlite inside the cavities in a CMU block wall, are inexpensive.—
Jamie Gold,
Forbes.com,
29 July 2025
Noun
-
Programs meant to close the gap haven’t made a dent, and there’s reason to doubt that even reparations would deliver a lasting fix.—
Jia Tolentino,
New Yorker,
31 July 2025
-
That hold harmless provision, however, didn’t seem to make a dent in public school advocates’ opposition, Creighton said.—
Keri Heath,
Austin American Statesman,
30 July 2025
Noun
-
One day after last year’s race, work began on a brand new pit building, which has been completed for our visit this year, as well as a new grandstand overlooking the main straight (below).—
Alex Kalinauckas,
New York Times,
1 Aug. 2025
-
Soaring 18-foot vaulted ceilings and curving walls of floor-to-ceiling glazing will frame endless views over the water, while the outdoor spaces are outfitted with dual sunrise and sunset pools, summer kitchens, fire pits, cold plunges, and ample lounge areas for seamless indoor-outdoor living.—
Abby Montanez,
Robb Report,
31 July 2025
Noun
-
Marseille continued to plough its own furrow over the next few centuries, only very reluctantly agreeing to become the capital of Bouches-du-Rhône in 1790 when France was divided into its current regional system of departments.—
The Editors,
JSTOR Daily,
20 June 2025
-
Eyes dart, brows furrow, and Holliday lets slip a slight grin, before skinning that smoke wagon and firing one shot into Ringo’s forehead.—
Joseph Hudak,
Rolling Stone,
2 Apr. 2025
Noun
-
Research has shown that women who have higher anxiety and depression often show signs of inflammation and elevated stress hormones, which can lead to poorer outcomes.—
Michelle Marchante
July 25,
Miami Herald,
25 July 2025
-
The documentary was completed prior to Joel’s recent diagnosis of normal pressure hydrocephalus, but there are candid assessments of other struggles he’s endured, including depression, bankruptcy and alcoholism.—
Melissa Ruggieri,
USA Today,
25 July 2025
Noun
-
Habitat degradation caused by feral sheep also likely played a role in its decline, reducing the availability of nesting sites in tree hollows and shrubland.—
Scott Travers,
Forbes.com,
5 July 2025
-
There was a leanness to the boy’s cheeks, with skeletal hollows visible beneath his collarbones, but his face and hands were clean and his cap appeared to be new.—
Carly Tagen-Dye,
People.com,
14 Mar. 2025
Noun
-
That lake, according to legend, was created after a local sorcerer and a witch had a feud that resulted in the latter falling to her death and causing a huge indentation in the earth that became filled with water.—
John Mariani,
Forbes.com,
17 June 2025
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Near the skin’s surface, the flat variety, called a Merkel cell complex, responds to gentle indentation.—
Ariel Bleicher,
Quanta Magazine,
16 Apr. 2025
Cite this Entry
“Concavity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concavity. Accessed 6 Aug. 2025.
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