Synonyms for

Triangle

Verb / ˈtraɪˌæŋgʌl / Another word for triangle — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

A plane figure with three straight sides and three angles.

Synonyms & similar words

trigon triangle triangulum trilateral trigon trilateral triform trisected three-sided trigonous trigonometric triangular trifoliate trifurcate trinary trio triple trisyllabic trite triumvirate tripartite triplicate tripodal tripodical

Synonyms by register

Formal

trigon trilateral figure

Literary

trigon

Antonyms

circle square rectangle sphere cube line curve

Common collocations

  • right triangle
  • equilateral triangle
  • isosceles triangle
  • scalene triangle
  • triangle inequality
  • triangle shape
  • triangle pattern

Word family

noun triangle
adjective triangular

Usage note

A triangle is a specific geometric shape. Avoid using it metaphorically unless the context clearly implies a three-sided structure.

Example sentences

  1. A triangle has three sides and three angles.
  2. I used a ruler to draw a perfect triangle.
  3. The roof of our house has a triangular shape.
  4. A pizza slice is shaped like a triangle.
  5. The Bermuda Triangle is a mysterious place in the ocean.

Quotes

  • The triangle is a shape that is endlessly fascinating. ~ Margaret Atwood
  • The triangle is a structure that represents strength and firmness. ~ Tom Sachs
  • The triangle is a shape that has so much symbolic power. ~ Arca

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