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English definition of “triangle”


noun [C]     /ˈtraɪæŋɡl/
SHAPE B2 a flat shape with three sidesGeometrical shapesSpherical, circular and annular objects
MUSICAL INSTRUMENT a small musical instrument made of a piece of metal with three sides which you hit with a metal barPercussion instruments
triangular     /traɪˈæŋɡjələr/ adjective shaped like a triangleGeometrical shapesSpherical, circular and annular objects
(Definition of triangle noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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