equilateral

See also: équilatéral

English

An equilateral triangle.

Alternative forms

• æquilateral (archaic)

Etymology

From equi- +‎ lateral.

Pronunciation

• Rhymes: -ætəɹəl

• Audio (US):

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Adjective

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

• equilateral arch
• equilateral cross
• equilateral hyperbola
• equilaterality
• equilaterally
• equilateral triangle
• hemiequilateral
• inequilateral
• nonequilateral
• unequilateral

Translations

referring to a polygon all of whose sides are of equal length

Afrikaans: ewesydig Albanian: barabrinjës (sq) Armenian: հավասարակողմ (hy) (havasarakoġm) Azerbaijani: bərabərtərəfli Belarusian: роўнабо́чны (roŭnabóčny) Bulgarian: равностра́нен (ravnostránen) Catalan: equilàter (ca) Chinese: Mandarin: 等边的 Czech: rovnostranný Dutch: gelijkzijdig (nl) Finnish: tasasivuinen (fi) French: équilatéral (fr) m German: gleichseitig (de) Greek: ισόπλευρος (el) (isóplevros) Ancient: ἰσόπλευρος (isópleuros) Hebrew: שווה צלעות m (shvé tsla`ót) Hungarian: egyenlőoldalú Ido: equilatera (io) Italian: equilatero (it) Lithuanian: lygiakraštis Manx: co-lhiatteeagh, co-lystagh Polish: równoboczny (pl) Portuguese: equilátero (pt) Russian: равносторо́нний (ru) (ravnostorónnij) Spanish: equilátero (es) Tagalog: parigilid Ukrainian: рівносторо́нній (rivnostorónnij), рівнобі́чний (rivnobíčnyj)

Noun

equilateral (plural equilaterals)

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