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falsify

[fawl-suh-fahy]
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verb (used with object), fal·si·fied, fal·si·fy·ing.
  1. to make false or incorrect, especially so as to deceive: to falsify income-tax reports.
  2. to alter fraudulently.
  3. to represent falsely: He falsified the history of his family to conceal his humble origins.
  4. to show or prove to be false; disprove: to falsify a theory.
verb (used without object), fal·si·fied, fal·si·fy·ing.
  1. to make false statements.

Origin of falsify

1400–50; late Middle English falsifien < Middle French falsifier < Late Latin falsificāre. See false, -ify
Related formsfal·si·fi·a·ble, adjectivefal·si·fi·a·bil·i·ty, nounfal·si·fi·ca·tion [fawl-suh-fi-key-shuh n] /ˈfɔl sə fɪˈkeɪ ʃən/, nounfal·si·fi·er, nounnon·fal·si·fi·a·ble, adjectiveun·fal·si·fi·a·ble, adjectiveun·fal·si·fied, adjective

Synonyms

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1, 3. See misrepresent. 4. rebut, discredit, refute, confute, controvert.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for falsifies

Contemporary Examples

Historical Examples

  • Brother Michael falsifies history as much as he does religion.

  • It substitutes a different self for the old, it falsifies systems of thought and deteriorates systems of life.

    Creative Intelligence

    John Dewey, Addison W. Moore, Harold Chapman Brown, George H. Mead, Boyd H. Bode, Henry Waldgrave, Stuart James, Hayden Tufts, Horace M. Kallen

  • The tendency which falsifies judgement in this respect is that of idealisation.

  • Moreover, inaccurate as Hugo often is, it is never the inaccuracy that falsifies.

  • He is a fencer of language, that falsifies his blow and hits where he did not aim.


British Dictionary definitions for falsifies

falsify

verb -fies, -fying or -fied (tr)
  1. to make (a report, evidence, accounts, etc) false or inaccurate by alteration, esp in order to deceive
  2. to prove false; disprove
Derived Formsfalsifiable, adjectivefalsification (ˌfɔːlsɪfɪˈkeɪʃən), nounfalsifier, noun

Word Origin

C15: from Old French falsifier, from Late Latin falsificāre, from Latin falsus false + facere to make
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 falsifies

falsify

v.

mid-15c., "to prove false," from Middle French falsifier (15c.), from Late Latin falsificare (see falsify). Meaning "to make false" is from c.1500. Earlier verb was simply falsen (c.1200). Related: Falsified; falsifying.

Online Etymology Dictionary, © 2010 Douglas Harper