isosceles

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adjective isos·ce·les \ī-ˈsäs-ˌlēz, -ˈsä-sə-\

Definition of isosceles

  1. 1 of a triangle :  having two equal sides — see triangle illustration

  2. 2 of a trapezoid :  having the two nonparallel sides equal

Recent Examples of isosceles from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'isosceles'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of isosceles

Late Latin isosceles having two equal sides, from Greek isoskelēs, from is- + skelos leg; perhaps akin to Old English sceol wry




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