equilateral

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See also: équilatéral

English

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An equilateral triangle.

Alternative forms

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Etymology

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From equi- +‎ lateral.

Pronunciation

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  • Rhymes: -ætəɹəl
  • Audio (US):(file)

Adjective

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equilateral (not comparable)

  1. (geometry, of a polygon) Having all the sides equal.
  2. (geometry, of a polyhedron) Having all the faces equal.
  3. (zoology) Having the two sides equal, as a surface divisible by a longitudinal median line into two halves of the same form.
  4. (zoology) Having all the convolutions of the shell in one plane, chiefly of foraminifers.

Derived terms

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Translations

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Noun

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equilateral (plural equilaterals)

  1. A side exactly corresponding, or equal, to others.
  2. A figure having all its sides equal.