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.

Sep 9, 2023 · Concave lenses focus light inside the curve of the lens, while convex lenses focus light using the outer curve. A lens that curves like a “C” (no flat side) is both concave or convex, …

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

Jul 13, 2021 · What does concave mean? Concave means “curving inward” or “hollow and curved,” like the inside of a bowl, or, more technically, the inside of a partial sphere.

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, line, or …

A surface that is concave curves inwards in the middle. ...a concave stomach. ...the concave bottom of an empty hair spray container.

Illustrated definition of Concave: Curved inwards. Example: A polygon (which has straight sides) is concave when there are dents or indentations...

con•cave ( kon kāv′, kon′ kāv; kon′ kāv), adj., n., v., -caved, -cav•ing. hollow and curved. Cf. convex (def. 1). Mathematics [Geom.](of a polygon) having at least one interior angle greater than 180°. …

concave meaning, definition, what is concave: a concave surface is curved inwards in t...: Learn more.