concavity

[ kon-kav-i-tee ]

noun

, plural con·cav·i·ties

1. the state or quality of being concave.
2. a concave surface or thing; cavity.

concavity

/ kɒnˈkævɪtɪ /

noun

1. the state or quality of being concave
2. a concave surface or thing; cavity

Other Words From

• subcon·cavi·ty noun plural subconcavities

Word History and Origins

Origin of concavity¹

1350–1400; Middle English concavite < Late Latin concavitāt- (stem of concavitās ). See con-, cave, -ity

Example Sentences

As with the proposed LCRT, the Arecibo Observatory took advantage of the natural concavity of its resident crater to focus distant radio waves.

From Salon

With our concavities and bulges, scars and bags, prostheses and appliances, skin sensitivities and problems handling buttons, men and women coping with cancer comprehend all too well how we look unclothed.

From New York Times

This concavity is mirrored at the top of the phone purely for the sake of design symmetry.

From The Verge

It’s that point on a curve where the sign of the curvature — the concavity — changes.

From New York Times

She’s emaciated; we can tell that by the concavity of her bottom shell.”

From Washington Times