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 for falsify

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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 falsification

Contemporary Examples of falsification

Historical Examples of falsification

  • Was this coincidence, or prevision, or what Mr. Dessoir calls the 'falsification of memory'?

    Storyology

    Benjamin Taylor

  • Most of the cases that I heard turned on the adulteration and falsification of liquors.

  • The falsification of texts has always been the subject of complaint.

    The Hindu-Arabic Numerals

    David Eugene Smith

  • If lies were necessary, they would lie; where falsification was wanted, they falsified.

    Tristram of Blent

    Anthony Hope

  • He could not accuse her of the slightest deceit or falsification.


British Dictionary definitions for falsification

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 for falsify

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 falsification
n.

1560s, from Late Latin falsificationem (nominative falsificatio), noun of action from past participle stem of falsificare (see falsify).

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

falsification in Medicine

falsification

[fôl′sə-fĭ-kāshən]
n.
  1. The deliberate act of misrepresentation so as to deceive.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.