[kuh-lin-ee-er, koh-]


lying in the same straight line.

Origin of collinear

First recorded in 1720–30; col-1 + linear
Related formscol·lin·e·ar·i·ty, nouncol·lin·e·ar·ly, adverbnon·col·lin·e·ar, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for collinear

Historical Examples of collinear

British Dictionary definitions for collinear



lying on the same straight line
having a common line
Derived Formscollinearity (ˌkɒlɪnɪˈærɪtɪ), nouncollinearly, adverb
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 collinear

1863, from col- + linear.

Online Etymology Dictionary, © 2010 Douglas Harper

collinear in Science



Sharing a common line, such as two intersecting planes.
Lying on the same line, such as a set of points.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.