falsify

1 of 2

verb

fal·​si·​fy ˈfȯl-sə-ˌfī How to pronounce falsify (audio)
falsified; falsifying
Synonyms of falsifynext

transitive verb

1
: to prove or declare false : disprove
falsify a theory
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
falsify a promise

intransitive verb

: to tell lies : lie
falsifiable adjective
falsification noun
falsifier noun

falsifier

2 of 2

noun

fal·​si·​fi·​er
-īə
plural -s
: one that falsifies

Examples of falsify in a Sentence

Verb 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
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Verb
She was sentenced in October 2014 to 15 months in prison after striking a deal with prosecutors and agreeing to plead guilty to mail, wire and bank fraud for falsifying statements on loan applications. Tracy Wright, FOXNews.com, 16 June 2026 He was also convicted of second-degree assault, abuse of a corpse, falsifying physical evidence and witness tampering. Thao Nguyen, USA Today, 12 June 2026 Four South Floridians were charged with federal wire fraud after being accused of falsifying clinical trial data for asthma medication at a Pembroke Pines medical research center, according to the Department of Justice. Isabel Rivera, Miami Herald, 12 June 2026 Jackie Reyes Yanes has been removed from the city’s public financing program after allegedly falsifying campaign contributions. Jasmine Golden, Washington Post, 12 June 2026 See All Example Sentences for falsify

Word History

Etymology

Verb

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

First Known Use

Verb

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

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

Browse Nearby Words

Cite this Entry

“Falsify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/falsify. Accessed 17 Jun. 2026.

Kids Definition

falsify

verb
fal·​si·​fy ˈfȯl-sə-ˌfī How to pronounce falsify (audio)
falsified; falsifying
: to make false : change so as to deceive
falsify financial accounts
falsification noun
falsifier noun

Legal Definition

falsify

transitive verb
fal·​si·​fy ˈfȯl-si-ˌfī How to pronounce falsify (audio)
falsified; falsifying
: to make false: as
a
: to make (as a document) false by mutilation, alteration, or addition
the motel clerk had falsified the recordsM. A. Kelly
b
: to report (as information) falsely
the informant falsified his testimony

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