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triangle - definition and synonyms

 
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noun [countable] triangle pronunciation in British English /ˈtraɪæŋɡ(ə)l/
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singulartriangle
pluraltriangles
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  1. 1
    maths a flat shape that has three straight sides and three angles
    1. a.
      something that has the shape of a triangle

      a triangle of land

  2. 2
    a simple musical instrument consisting of a metal triangle that you hit with a metal bar. The triangle is a percussion instrument.
  3. 3
    a situation in which three people or groups are involved, although they have different opinions, ideas, or aims

    a love triangle

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… a language for human communication which has been invented and has not developed naturally

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spogs

spectacles; boiled sweets, candy; soft aniseed-flavoured jelly sweets coated with blue and pink sugar sprinkles

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