# isosceles

(of a straight-sided plane figure) having two sides equal: an isosceles triangle; an isosceles trapezoid.

## Origin of isosceles

^{1}

## Words Nearby isosceles

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

## How to use isosceles in a sentence

If the distances between any two of these were the same, the entire set could not be anti-

*isosceles*.Can You Crack The Case Of The Crystal Key? | Zach Wissner-Gross (riddlercolumn@gmail.com) | May 28, 2021 | FiveThirtyEightIt’s worth noting that many of these sets were rotations or reflections of each other, meaning if one of them was anti-

*isosceles*then others were as well.Can You Crack The Case Of The Crystal Key? | Zach Wissner-Gross (riddlercolumn@gmail.com) | May 28, 2021 | FiveThirtyEightHere are examples of the largest non-

*isosceles*sets for the 5×5 grid and the 6×6 grid, which had seven and nine points, respectively.Can You Crack The Case Of The Crystal Key? | Zach Wissner-Gross (riddlercolumn@gmail.com) | May 28, 2021 | FiveThirtyEightFriend-of-The-Riddler Dean Ballard explored non-

*isosceles*sets in three-dimensional grids.That meant there were four equilateral triangles plus 18

*isosceles*triangles, or 22 triangles in total.

A gaily coloured hat hung from one of the boats, and over each floated a red flag shaped like an

*isosceles*triangle.A Woman's Journey through the Philippines | Florence Kimball RusselSalvage boat take position at apex

*isosceles*triangle 27.6 degrees with lighthouse and summit hill a mile to the south.Tom Swift and His Giant Telescope | Victor AppletonA narrow channel running from the Dorsolum to the Abdomen in Coleoptera, forming an

*isosceles*triangle reversed.An Introduction to Entomology: Vol. III (of 4) | William KirbySo they crept up to the fire in the formation of an

*isosceles*triangle.Denis Dent | Ernest W. HornungThen ask them if they are equal-legged (

*isosceles*) triangles.Guide to the Kindergarten and Intermediate Class and Moral Culture of Infancy. | Elizabeth P. Peabody

## British Dictionary definitions for isosceles

/ (aɪˈsɒsɪˌliːz) /

(of a triangle) having two sides of equal length

(of a trapezium) having the two nonparallel sides of equal length

## Origin of isosceles

^{1}

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

## Scientific definitions for isosceles

[ ī-sŏs′ə-lēz′ ]

Of or relating to a geometric figure having at least two sides of equal length.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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