coplanar

[koh-pley-ner]

Origin of coplanar

1860–65; co- + planar < Late Latin plānāris; see plane1, -ar1
Related formsco·pla·nar·i·ty, nounnon·co·pla·nar, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for coplanar

Historical Examples of coplanar


British Dictionary definitions for coplanar

coplanar

adjective
  1. lying in the same planecoplanar lines
Derived Formscoplanarity, noun
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 coplanar
adj.

1862, from co- + planar.

Online Etymology Dictionary, © 2010 Douglas Harper