Euclidean
or Eu·clid·i·an
[yooklideeuh n]

adjective
of or relating to Euclid, or adopting his postulates.
Origin of Euclidean
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for euclidean
Historical Examples of euclidean
He acted as if he had demonstrated a Euclidean proposition flawlessly.
Occasion for DisasterGordon Randall Garrett
He constructed every one of his later speeches on the plan of a Euclidean solution.
The Poets' LincolnVarious
In elementary geometry, however, the Euclidean idea is still held.
The Teaching of GeometryDavid Eugene Smith
He returned the proof, saying that he could not accept any of it as elucidating the exact area of a circle, or as Euclidean.
The Life and Letters of Lewis CarrollStuart Dodgson Collingwood
The proof itself is borrowed, with slight alterations, from Cuthbertson's "Euclidean Geometry."
The Life and Letters of Lewis CarrollStuart Dodgson Collingwood
Euclidean
Online Etymology Dictionary, © 2010 Douglas Harper
Euclidean
[yōōklĭd′ēən]
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.