American Dictionary

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Definition triangle in American English

triangle noun

[countable] noun
/ˈtraɪˌæŋɡ(ə)l/
1

a flat shape that has three straight sides and three angles

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1.1

something that has the shape of a triangle

Example

a triangle of land

Example

four small triangles of bread

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2

a small object with three sides and one angle that is 90°, used for drawing straight lines, triangles, and right angles

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3

a simple musical instrument consisting of a metal triangle that you hit with a metal bar. The triangle is a percussion instrument.

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4

a situation in which three people or groups are involved, although they have different opinions, ideas, or goals

Example

a love triangle

Synonyms and related words
Definition triangle in American English