noncoplanar

co·pla·nar

[koh-pley-ner]
adjective Mathematics.
being or operating in the same plane.

Origin:
1860–65; co- + planar < Late Latin plānāris; see plane1, -ar1

co·pla·nar·i·ty, noun
non·co·pla·nar, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
coplanar (kəʊˈpleɪnə) [Click for IPA pronunciation guide]
 
adj
lying in the same plane: coplanar lines
 
copla'narity
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Noncoplanar is always a great word to know.
So is doohickey. Does it mean:
a gadget; dingus; thingumbob.
a stew of meat, vegetables, potatoes, etc.
Etymonline
Word Origin & History

coplanar
1862, from co- + planar.
Online Etymology Dictionary, © 2010 Douglas Harper
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