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antithetical

[an-tuh-thet-i-kuh l]
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adjective
  1. of the nature of or involving antithesis.
  2. directly opposed or contrasted; opposite.
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Also Archaic, an·ti·thet·ic.

Origin of antithetical

1575–85; antithetic (< Greek antithetikós, equivalent to anti(ti)thé(nai) to set in opposition + -tikos -tic) + -al1
Related formsan·ti·thet·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

conflictinginappropriateunsuitableincongruousirreconcilableinconsistentunsuitedantitheticalreversedantagonisticadversecontradictorydifferingparadoxicalinimicalhostileopposingaversedisputedanti
British Dictionary definitions for anti-thetical

antithetical

antithetic

adjective
  1. of the nature of antithesis
  2. directly contrasted
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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 anti-thetical

antithetical

adj.

1580s, from Greek antithetikos "setting in opposition," from antithetos "placed in opposition" (see antithetic) + -al (1). Related: Antithetically.

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Online Etymology Dictionary, © 2010 Douglas Harper