fal·​si·​fy | \ ˈfȯl-sə-ˌfī How to pronounce falsify (audio) \
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 How to pronounce falsifiability (audio) \ noun
falsifiable \ ˌfȯl-​sə-​ˈfī-​ə-​bəl How to pronounce falsifiable (audio) \ adjective
falsification \ ˌfȯl-​sə-​fə-​ˈkā-​shən How to pronounce falsification (audio) \ noun
falsifier \ ˈfȯl-​sə-​ˌfī(-​ə)r How to pronounce falsifier (audio) \ 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 Nazario was previously arrested by federal authorities in September 2018 on charges of wire fraud and falsifying documents, according to the U.S. Attorney's Office for the District of Puerto Rico. Fox News, "Puerto Rico senator, 7 others arrested by FBI in corruption investigation," 6 Nov. 2019 In that role, Ruelas falsified payroll records, causing checks to be issued to fictitious employees, which Rueles deposited into his bank account. Erik S. Hanley, Milwaukee Journal Sentinel, "He pretended to be his brother to get a job. Then he embezzled $184,000, police say.," 1 Nov. 2019 Although her children had access to health insurance through their father, Turner falsified documents in order to receive Medicaid assistance. BostonGlobe.com, "A call to Turner’s lawyer, Ara K. Ohanian, was not immediately returned on Tuesday.," 24 Oct. 2019 In an unusual rebuke, the agency said in August that AveXis knew that preclinical data had been falsified before the drug was approved in May, but did not inform the Food and Drug Administration until later. Rebecca Robbins, STAT, "Novartis gene therapy brings in $160 million, beating expectations," 22 Oct. 2019 The top prescriber of Nuedexta in a nearly five-year period, Raheja allegedly falsified symptoms in patient records to support his phony diagnoses, the DOJ stated. Melanie Hicken, CNN, "Cashing in on dementia patients: drugmaker to pay $116 million in fraud settlement," 26 Sep. 2019 Rather than counting inmates, as required, some guards are reportedly falsifying those counts, an internal prison memo says. Jerry Mitchell, ProPublica, "Inside The Prison Where Inmates Set Each Other On Fire and Gangs Have More Power Than Guards," 19 Aug. 2019 To evade oversight, Passage simply falsified or did not fill out USDA or state veterinary forms, which asked whether the purpose for transferring an animal was a sale, donation or some other activity. oregonlive.com, "The trouble with tigers in America," 13 July 2019 Sorrentino previously pleaded guilty to tax evasion and concealing income, stemming from a 2014 indictment for falsifying business and personal tax returns between 2010 and 2012. Monica Haider, CNN, "'Jersey Shore' star Mike Sorrentino to be released from prison," 11 Sep. 2019

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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Statistics for falsify

Last Updated

13 Nov 2019

Time Traveler for falsify

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

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More Definitions for falsify


How to pronounce falsify (audio)

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 How to pronounce falsify (audio) \
falsified; falsifying

Kids Definition of falsify

: to change in order to deceive They were caught falsifying their records.
fal·​si·​fy | \ ˈfȯl-si-ˌfī How to pronounce falsify (audio) \
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).


meddlesome, informal, or unofficial

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