(uncountable) The state of being concave / (countable) A concave structure or surface

plural of concavity

plural of concave

plural of concavation

The act of making concave.

present participle of concave

simple past tense and past participle of concave

Third-person singular simple present indicative form of concave

To render concave, or increase the degree of concavity.

A concave surface or curve. / The vault of the sky. / One of the celestial spheres of the Ptolemaic or geocentric model of the world.