Definition of concave adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

The meaning of CONCAVE is hollowed or rounded inward like the inside of a bowl. How to use concave in a sentence.

The concave, shiny building is built to maximize the use of sunlight, even on overcast days.

CONCAVE definition: curved like a segment of the interior of a circle or hollow sphere; hollow and curved. See examples of concave used in a sentence.

Apr 14, 2023 · Therefore, a concave body may be virtually cut into several convex subbodies at the stage of creating the geometry model of the body.

Citizens have single-peaked preferences over policy outcomes, represented by a concave utility function that attains a maximum at the citizen's ideal point xi.

In mathematics, a concave function is one for which the function value at any convex combination of elements in the domain is greater than or equal to that convex combination of those domain …

1. curved or hollowed inward like the inside of a circle or sphere. Compare convex (def. 1). 2. (of a polygon) having at least one interior angle greater than 180°. n. 3. a concave surface, part, …

Nov 1, 2025 · concave (comparative more concave, superlative most concave) Curved like the inner surface of a sphere or bowl. (geometry, not comparable, of a polygon) Not convex; …

Aperture slightly curved, in crescent form, truncate at the ends; lip thin and acute, the columella concave, with narrowly reflexed margin.