Meaning of TRIANGLE in English


■ noun

1》 a plane figure with three straight sides and three angles.

2》 a thing shaped like a ~.

↘ N. Amer. a drawing instrument in the form of a right-angled ~.

↘( ~s ) historical a frame of three halberds joined at the top to which a soldier was bound for flogging.

3》 a musical instrument consisting of a steel rod bent into a ~, sounded with a rod.

4》 another term for eternal ~ (see eternal ).

5》 a small brownish moth of oak and beech woods. [ Heterogenea asella .]


ME: from OFr. ~ or L. triangulum , neut. of triangulus (see tri- , angle 1 ).

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