antinome

Related to antinome: antinomy

an·ti·nome

(ăn′tə-nōm′)
n.
One that is contradictory or contrary to another; an opposite.

[anti- + Greek nomos, law; see antinomy.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

antinome

(ˈæntɪˌnəʊm)
n
formal a thing that contradicts or is contrary to another, an opposite
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014