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
George Petras, USA Today, 30 July 2025
The shape of the droplets primarily demonstrate whispering-gallery mode light emission, where the light travels around a concave surface, bouncing along the inside surface.
—New Atlas, 13 July 2025
Eric Twardzik, Robb Report, 6 Sep. 2025
Clad in stainless steel, the hall’s sweeping concave and convex forms are at once a frothy and elegant statement on Grand Avenue.
—R. Daniel Foster, Forbes.com, 15 Aug. 2025
See All Example Sentences for concave
Adjective
Tsunami waves are different than regular waves used by surfers, says the University of Hawaii:
Tsunami waves do not have faces – the concave sections of waves – so there’s nothing for a surfboard to grip.
—George Petras, USA Today, 30 July 2025
The shape of the droplets primarily demonstrate whispering-gallery mode light emission, where the light travels around a concave surface, bouncing along the inside surface.
—New Atlas, 13 July 2025
Noun
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
Clad in stainless steel, the hall’s sweeping concave and convex forms are at once a frothy and elegant statement on Grand Avenue.
—R. Daniel Foster, Forbes.com, 15 Aug. 2025
See All Example Sentences for concave
Recent Examples of Synonyms for concave
Adjective
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With both of these cases being largely hollow and uninteresting, even despite the involvement of a traffic-cone-size butt plug, the burden is on Allura’s arc to grip us.—
Tom Smyth,
Vulture,
4 Nov. 2025
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Any other creation theory – hollow Earth, flat Earth, mud collection, hanging cord, corpse reuse, dreamtime, biosphere as gemstone in the ring of a galactic giant, please insert alternative here.—
Literary Hub,
Literary Hub,
3 Nov. 2025
Noun
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Voids can contribute to sinkholes as the ground collapses into the underlying cavities.—
Stuart Dyos,
Nashville Tennessean,
11 Nov. 2025
-
John Brown is filling his last cavity.—
Richard Lederer,
San Diego Union-Tribune,
8 Nov. 2025
Adjective
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There is typically a dearth of historical information about the conditions in which the vehicle went missing, and locating a sunken aircraft or a large ship in the vastness of the ocean is difficult and costly.—
Katie Hunt,
CNN Money,
7 Nov. 2025
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Now here’s Auburn, debating whether to retain sunken coach Hugh Freeze for a fourth season.—
Blake Toppmeyer,
USA TODAY,
30 Oct. 2025
Noun
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The buoyant spirit is also aided by Karla Grotting’s effervescent choreography, the Seuss-faithful designs of Tom Butsch and David Kay Mickelsen, and a nine-piece pit orchestra that enhances the moods with some effective musical underpinning beneath the dialogue.—
Rob Hubbard,
Twin Cities,
8 Nov. 2025
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The highest profile match-ups in the 94 categories — and the most anticipated by far — pit Beyonce, who has a field-leading 11 nominations against Swift, who has six.—
George Varga,
San Diego Union-Tribune,
7 Nov. 2025
Adjective
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During the week, Aluko had described lying in bed at the height of the controversy, depressed and unable to eat.—
Greg O'Keeffe,
New York Times,
9 Nov. 2025
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Perhaps this depressed valuation is what caught the eye of Carl Icahn.—
Kenneth Squire,
CNBC,
8 Nov. 2025
Noun
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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
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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
Adjective
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They’re finished with deep cupped footbeds and come in six colors.—
Jamie Allison Sanders,
PEOPLE,
19 Oct. 2025
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It was cut in eight slices, each with one flat piece of pepperoni and and one cupped piece.—
Fielding Buck,
Oc Register,
21 Aug. 2025
Noun
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And on a more basic level, gardening activities also serve to reduce anxiety, aggression and depression, and to increase cognitive function.—
The San Diego Union Tribune,
San Diego Union-Tribune,
8 Nov. 2025
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Feeling tired is not a typical sign of high blood pressure and is more often linked to other issues like poor sleep, depression, or low blood pressure.—
Alexandria Nyembwe,
Health,
7 Nov. 2025
Cite this Entry
“Concave.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concave. Accessed 14 Nov. 2025.
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