Synonyms of concavity

concavity

noun

kän-ˈka-və-tē 

as in hole

a sunken area forming a separate space

water collected in a shallow concavity on the floor of the cave

Synonyms & Similar Words

• hole
• cavity
• dent
• pit
• furrow
• depression
• hollow
• indentation
• recess
• dint
• valley
• ditch
• trench
• impression
• groove
• basin
• cavern
• excavation
• bowl
• indenture
• cave
• trough
• alcove
• dimple
• gutter
• burrow
• socket
• cleft
• crater
• opening
• pocket
• alveolus
• imprint
• niche
• vacuum
• gouge
• nook
• borehole
• abyss
• water hole
• notch
• void
• pothole
• chasm
• vacuity
• well
• sinkhole
• wallow
• gulf
• posthole
• chuckhole

Antonyms & Near Antonyms

• convexity
• projection
• protrusion
• bulge
• camber
• protuberance
• hill
• rise
• mound
• tumor
• swelling
• jut
• hump
• swell
• lump
• bump
• bunch
• pimple

Example Sentences

Recent Examples of concavity

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 right side of the head was one enormous concavity, which Lacassagne attributed to strikes from the bottle. — Douglas Starr, Discover Magazine, 28 Feb. 2011