[ee-kwuh-lat-er-uh l, ek-wuh-]
- having all the sides equal: an equilateral triangle.
- a figure having all its sides equal.
- a side equivalent, or equal, to others.
Origin of equilateral
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Wordsrectangular, quadrate, quadratic, equilateral, foursquare, boxlike, boxy, orthogonal, rectilinear, squarish
Examples from the Web for equilateral
Equilateral can be read as a parable of the ways we blind ourselves through vanity, love, and greed.
The Khedive of Egypt persuades himself that the success of the equilateral will silence his local political rivals.
These are the equilateral triangle, the square and the regular hexagon.Langstroth on the Hive and the Honey-Bee
L. L. Langstroth
Are you aware, Mr Gascoigne, of the properties of an equilateral triangle?Mr. Midshipman Easy
Captain Frederick Marryat
These are the equilateral triangle, the square, and the regular hexagon.Animal Intelligence
George J. Romanes
Form of the outer shell not a sphere, but a regular octahedron, with eight congruent, equilateral triangular even faces.
Marginal spines ten to twelve, equilateral triangular, deeply sulcated, about half as long and broad as the radius of the disk.
- having all sides of equal lengthan equilateral triangle
- a geometric figure having all its sides of equal length
- a side that is equal in length to other sides
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for equilateral
Online Etymology Dictionary, © 2010 Douglas Harper
- Having all sides of equal length, as a triangle that is neither scalene nor isosceles.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.