| Title | equilateral |
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| Text |
Merriam-Webster's Collegiate Dictionary equi·lat·er·al ETYMOLOGY Late Latin aequilateralis, from Latin aequi- + later-, latus side — more at lateral DATE 1570 1. having all sides equal an equilateral triangle an equilateral polygon ⇨ see triangle illustration2. having all the faces equal an equilateral polyhedron Webster's Third New International Dictionary, Unabridged equi·lateral I. \as at equiangular +\ adjectiveEtymology: Late Latin aequilateralis, from Latin aequi- equi- + lateralis lateral — more at lateral 1. a. : having all the sides equal < an equilateral triangle > < an equilateral polygon > b. of a polyhedron : having all the faces equal 2. : bilaterally symmetrical; specifically of a bivalve shell : divisible into two equal and symmetrical parts by a transverse line drawn through the apex of the umbo II. noun (-s) 1. : a side exactly corresponding or equal to others 2. : a figure of equal sides |
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