fal·​si·​fy | \ ˈfȯl-sə-ˌfī \
falsified; falsifying

Definition of falsify

transitive verb

1 : to prove or declare false : disprove
2 : to make false: such as
a : to make false by mutilation or addition the accounts were falsified to conceal a theft
b : to represent falsely : misrepresent
3 : to prove unsound by experience

intransitive verb

: to tell lies : lie

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Other Words from falsify

falsifiability \ ˌfȯl-​sə-​ˌfī-​ə-​ˈbi-​lə-​tē \ noun
falsifiable \ ˌfȯl-​sə-​ˈfī-​ə-​bəl \ adjective
falsification \ ˌfȯl-​sə-​fə-​ˈkā-​shən \ noun
falsifier \ ˈfȯl-​sə-​ˌfī(-​ə)r \ noun

Examples of falsify in a Sentence

He was caught falsifying financial accounts. taking that statement completely out of context essentially falsifies it, whether that's your intention or not

Recent Examples on the Web

But remember, anecdotes can easily be embellished or falsified. Abby Langer, SELF, "Most Diets Don't Work, But If a Diet Promises These 4 Things, Run Away," 5 Jan. 2019 The donation came about three months after the publication of an article about two orphaned siblings in Syria for Der Spiegel, which Mr. Relotius acknowledged through his lawyer was largely falsified. Bojan Pancevski, WSJ, "German Journalist Accused of Setting Up Fake Charity Donated Money to Aid Group," 28 Dec. 2018 The request came in a long-running whistleblower suit that accused the company of misleading regulators about contaminated ingredients used in various HIV medicines and falsifying data to win marketing approval for the drugs. Ed Silverman, STAT, "Supreme Court weighs whether to review a whistleblower case against Gilead," 18 Apr. 2018 Representative Duncan Hunter, aka The Vaping Congressman, was also indicted on Tuesday on charges of wire fraud, falsifying records, campaign finance violations, and conspiracy. Bridget Read, Vogue, "Duncan Hunter, The Vaping Congressman, Also Got Indicted Yesterday," 22 Aug. 2018 The case stalled, and soon Ceglia was charged with fraud for falsifying documents and placed under house arrest. Russell Brandom, The Verge, "Alleged Facebook scammer arrested in Ecuador after three years on the run," 26 Aug. 2018 In addition to campaign finance violations, Hunter is also charged with wire fraud, and falsifying documents — allegations that are the result of a more than year-long Department of Justice investigation into the lawmaker’s finances. Tara Golshan, Vox, "The campaign fraud scandal around California Republican Duncan Hunter, explained," 22 Aug. 2018 Gates, also an ex-Trump aide, allegedly worked with Manafort to secure some loans fraudulently by falsifying profit-and-loss statements. Peter Doocy, Fox News, "Mueller's team slams Manafort's lavish lifestyle in trial's opening statements, as defense says wealth is no crime," 31 July 2018 Ghosn will be detained for another 10 days as he is questioned over allegedly falsifying income reports by millions of dollars and misusing company assets for personal gain, Kyodo News service reported Wednesday. Yuri Kageyama, The Seattle Times, "As Ghosn heads for Nissan exit, Renault merger hopes fade," 21 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'falsify.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of falsify

15th century, in the meaning defined at transitive sense 1

History and Etymology for falsify

Middle English falsifien, from Middle French falsifier, from Medieval Latin falsificare, from Latin falsus

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Dictionary Entries near falsify

falsi crimen







Statistics for falsify

Last Updated

23 Jan 2019

Look-up Popularity

Time Traveler for falsify

The first known use of falsify was in the 15th century

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More Definitions for falsify



English Language Learners Definition of falsify

: to make (something) false : to change (something) in order to make people believe something that is not true


fal·​si·​fy | \ ˈfȯl-sə-ˌfī \
falsified; falsifying

Kids Definition of falsify

: to change in order to deceive They were caught falsifying their records.


transitive verb
fal·​si·​fy | \ ˈfȯl-si-ˌfī \
falsified; falsifying

Legal Definition of falsify

: to make false: as
a : to make (as a document) false by mutilation, alteration, or addition the motel clerk had falsified the records— M. A. Kelly
b : to report (as information) falsely the informant falsified his testimony

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More from Merriam-Webster on falsify

Thesaurus: All synonyms and antonyms for falsify

Spanish Central: Translation of falsify

Nglish: Translation of falsify for Spanish Speakers

Britannica English: Translation of falsify for Arabic Speakers

Comments on falsify

What made you want to look up falsify? Please tell us where you read or heard it (including the quote, if possible).


a complex dispute or argument

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