meaning of concave

1. Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky.
2.
Hollow; void of contents.
3.
A hollow; an arched vault; a cavity; a recess.
4.
A curved sheath or breasting for a revolving cylinder or roll.
5.
To make hollow or concave.
6.
curving inward


Related Words

concave | concave lens | concave polygon | concave polyhedron | concave shape | concaved | concavely | concaveness |

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