dis·​prove | \ (ˌ)dis-ˈprüv How to pronounce disprove (audio) \
disproved; disproving; disproves

Definition of disprove

transitive verb

: to prove to be false or wrong : refute disprove a theory

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Examples of disprove in a Sentence

Magellan's circumnavigation of the globe disproved any lingering notions that the earth is flat.
Recent Examples on the Web One lunchtime receipt does not prove or disprove inflation. Bernhard Warner, Fortune, 15 Sep. 2021 Unfortunately, there’s simply not enough data or actual experience – yet – to prove or disprove that line of thinking. Dan Reed, Forbes, 14 Sep. 2021 Since there's no standardized way to prove or disprove the validity of vaccination cards . . . BostonGlobe.com, 19 Aug. 2021 Photos from Reuters and Getty Images — as well as the full context of the video — disprove the notion that Harris staged the scene. Nayeli Lomeli, USA TODAY, 25 May 2021 For that last item, The Wall Street Journal provides two articles that, first, promote this idea, then disprove it. John S. Tobey, Forbes, 28 Aug. 2021 In discussions, executives sought to find data that would disprove the influence of the 12 anti-vaccine figures, the person said. Washington Post, 19 Aug. 2021 But the aggressive actions of the Biden White House, HRC, the ACLU, government officials in Virginia, the NCAA, and the Olympic Committee — to name just a few — disprove that argument. Christiana Holcomb, National Review, 14 July 2021 In launching his search, Arriaga, 29, was trying to sort out truth from family folklore, attempting to verify or disprove a story about his paternity — a story that had filled him with anger and shame for years. al, 3 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disprove.' 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 disprove

14th century, in the meaning defined above

History and Etymology for disprove

Middle English, from Anglo-French desprover, from des- dis- + prover to prove

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Time Traveler for disprove

Time Traveler

The first known use of disprove was in the 14th century

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Last Updated

19 Sep 2021

Cite this Entry

“Disprove.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disprove. Accessed 23 Oct. 2021.

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More Definitions for disprove



English Language Learners Definition of disprove

: to show that (something) is false or wrong


dis·​prove | \ dis-ˈprüv How to pronounce disprove (audio) \
disproved; disproving

Kids Definition of disprove

: to show to be false or wrong Scientists disproved the theory.

More from Merriam-Webster on disprove

Nglish: Translation of disprove for Spanish Speakers

Britannica English: Translation of disprove for Arabic Speakers


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