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Definition concave

Etymology

Borrowed from Old French concave, from Latin concavus.

Adjective

concave (comparative more concave, superlative most concave)

1. curved like the inner surface of a sphere or bowl
2. (geometry, not comparable, of a polygon) not convex; having at least one internal angle greater than 180 degrees..
3. (functional analysis, not comparable, of a real-valued function on the reals) satisfying the property that all segments connecting two points on the function's graph lie below the function.
4. hollow; empty

Noun

concave (plural concaves)

1. A concave surface or curve.
2. The vault of the sky.
3. One of the celestial spheres of the Ptolemaic or geocentric model of the world.
4. (manufacturing) An element of a curved grid used to separate desirable material from tailings or chaff in mining and harvesting.
5. (surfing) An indentation running along the base of a surfboard, intended to increase lift.
6. (skateboarding) An indented area on the top of a skateboard, providing a position for foot placement and increasing board strength.

Verb

concave (third-person singular simple present concaves, present participle concaving, simple past and past participle concaved)

1. To render concave, or increase the degree of concavity.

Results 121 Words with the letters CONCAVE

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