as in hollow
curved inward
a concave lens
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in cavity
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Dissimilar Words
Example Sentences
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Recent Examples of concave
Rob Reed, Forbes.com, 8 Sep. 2025
The bell and diaphragm devices have a wide, flat side for high frequencies and a smaller, concave side for low frequencies.
—Bestreviews, Mercury News, 8 Sep. 2025
New Atlas, 14 Sep. 2025
The fit is superb, with just a little more room needed below the knee for my aforementioned calves, a slight shortening of the sleeves, and a reduction of the jacket’s center seam to account for my concave back.
—Eric Twardzik, Robb Report, 6 Sep. 2025
See All Example Sentences for concave
Adjective
In particular, the concave deck feels a lot like a skateboard and allows for better board feel and control—enabling Payne to do actual kick-flips on the wave.
—Rob Reed, Forbes.com, 8 Sep. 2025
The bell and diaphragm devices have a wide, flat side for high frequencies and a smaller, concave side for low frequencies.
—Bestreviews, Mercury News, 8 Sep. 2025
Noun
Returning briefly to the exterior, a new spoiler has been added at the back, inspired by the concave underbelly of a board.
—New Atlas, 14 Sep. 2025
The fit is superb, with just a little more room needed below the knee for my aforementioned calves, a slight shortening of the sleeves, and a reduction of the jacket’s center seam to account for my concave back.
—Eric Twardzik, Robb Report, 6 Sep. 2025
See All Example Sentences for concave
Recent Examples of Synonyms for concave
Adjective
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But the social psychologists who catapulted to prominence in the early two-thousands were less interested in the richer concept of eudaemonia and more interested in a thinner, hollower, and vastly more individualistic enterprise of happiness, of simply feeling good.—
Becca Rothfeld,
New Yorker,
30 Mar. 2026
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These nanoframes, which are nanoscale metal structures with hollow, frame-like geometries, are of significant interest because of their unique ability to concentrate and manipulate light at very small scales.—
Prabhat Ranjan Mishra,
Interesting Engineering,
30 Mar. 2026
Noun
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The researchers used a 5 × 5 array of vertical-cavity surface-emitting lasers, or VCSELs, each capable of sending its own signal.—
Neetika Walter,
Interesting Engineering,
31 Mar. 2026
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Typically cavities are found in mature trees, so having a dead tree or small pile of dead branches will actually increase your chances of Eastern bluebirds visiting your garden.—
Abby Fribush,
Southern Living,
31 Mar. 2026
Adjective
-
When asked whether sunken munitions are a growing problem, Diggs was crystal clear about the potential risk in the future.—
Christopher McFadden,
Interesting Engineering,
25 Mar. 2026
-
Oversize windows throughout the two-bedroom have water views, and the primary bath has a sunken tub and sauna.—
The Week US,
TheWeek,
23 Mar. 2026
Noun
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To round it all out, add a fire pit that brings everyone together once the sun goes down for everything from s’mores to late-night hangs.—
Toni Sutton,
PEOPLE,
3 Apr. 2026
-
Pangea’s partners mill (grind) and hydrolyze (break down using water) these pits.—
Alexandra Harrell,
Footwear News,
2 Apr. 2026
Adjective
-
Single bunnies can be lonely and depressed.—
City News Service,
Daily News,
30 Mar. 2026
-
There was also research, which Meta eventually halted, implying that people who curbed their use of Facebook became less depressed and anxious.—
Jonathan Vanian,
CNBC,
29 Mar. 2026
Noun
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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
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And what is the second derivative, or the concavity, of the potential during those same relevant e-foldings of inflation?—
Big Think,
Big Think,
22 Oct. 2025
Adjective
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Another option is the Kiwanis Trail that threads its way through a shallow, cupped canyon.—
Roger Naylor,
AZCentral.com,
21 Feb. 2026
-
Leaves can appear cupped or pinched when there is an insect infestation present.—
Molly Burford,
Southern Living,
13 Feb. 2026
Noun
-
Growing up on a farm in Wabasha, Minnesota, one of 18 children, Bea milked cows and attended a one-room schoolhouse during the great depression.—
Irene Gonzalez,
CBS News,
30 Mar. 2026
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Hoang models the potential sales of these drugs by using Johnson & Johnson's Spravato, an intranasal ketamine derivative first approved to address treatment-resistant depression in 2019 , as a case study.—
Davis Giangiulio,
CNBC,
29 Mar. 2026
Cite this Entry
“Concave.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concave. Accessed 4 Apr. 2026.
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