concave

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Contents

English [edit]

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Etymology [edit]

From Latin concavus.

Pronunciation [edit]

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Adjective [edit]

concave (comparative more concave, superlative most concave)

  1. curved like the inner surface of a sphere or bowl

Antonyms [edit]

Translations [edit]

curved inward

Derived terms [edit]

Noun [edit]

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.
    Aristotle makes [Fire] to move to the concave of the Moon. - Thomas Salusbury (1661).
  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.

Translations [edit]

A concave surface or curve

Verb [edit]

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.

Translations [edit]

To render concave, or increase the degree of concavity.

Derived terms [edit]

Italian [edit]

Adjective [edit]

concave f

  1. Feminine plural form of concavo

Latin [edit]

Adjective [edit]

concave

  1. vocative masculine singular of concavus
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