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negation

[ni-gey-shuh n]
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noun
  1. the act of denying: He shook his head in negation of the charge.
  2. a denial: a negation of one's former beliefs.
  3. something that is without existence; nonentity.
  4. the absence or opposite of something that is actual, positive, or affirmative: Darkness is the negation of light.
  5. a negative statement, idea, concept, doctrine, etc.; a contradiction, refutation, or rebuttal: a shameless lie that demands a negation.

Origin of negation

1375–1425; late Middle English < Latin negātiōn- (stem of negātiō) denial. See negate, -ion
Related formsne·ga·tion·al, adjectivene·ga·tion·ist, nounnon·ne·ga·tion, nounre·ne·ga·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for negationist

Historical Examples

  • To call the destroyer of superstition a negationist is as senseless as to call a doctor a negationist.

    Flowers of Freethought

    George W. Foote


British Dictionary definitions for negationist

negation

noun
  1. the opposite or absence of something
  2. a negative thing or condition
  3. the act or an instance of negating
  4. logic
    1. the operator that forms one sentence from another and corresponds to the English not
    2. a sentence so formed. It is usually written –p, ~p, ̄p or ⇁ p, where p is the given sentence, and is false when the given sentence is true, and true when it is false
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 negationist

negation

n.

early 15c., from Old French negacion (12c.) and directly from Latin negationem (nominative negatio) "denial," noun of action from past participle stem of negare "deny, say no" (see deny).

Online Etymology Dictionary, © 2010 Douglas Harper

negationist in Medicine

negation

(nĭ-gāshən)
n.
  1. A denial, contradiction, or negative statement.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.