disprove

verb

dis·​prove (ˌ)dis-ˈprüv How to pronounce disprove (audio)
disproved; disproven (ˌ)dis-ˈprü-vən How to pronounce disprove (audio) also disproved; disproving; disproves
Synonyms of disprovenext

transitive verb

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

Synonyms of disprove

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
My inclination is to always respond to the MAGA Voicers with facts that disprove their usual propaganda. Voice Of The People, New York Daily News, 3 Jan. 2026 Throughout the show's 296 episodes, a pair of special effects experts and their staff work to prove or disprove the common myths that haunt our everyday lives. Ilana Gordon, Entertainment Weekly, 30 Dec. 2025 The existence of financial assistance does not disprove harm. Erick Mendoza, NBC news, 30 Dec. 2025 The existence of financial assistance does not disprove harm. Tommy McArdle, PEOPLE, 29 Dec. 2025 See All Example Sentences for disprove

Word History

Etymology

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

First Known Use

14th century, in the meaning defined above

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

Browse Nearby Words

Cite this Entry

“Disprove.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disprove. Accessed 9 Jan. 2026.

Kids Definition

disprove

verb
dis·​prove (ˈ)dis-ˈprüv How to pronounce disprove (audio)
: to prove to be false

More from Merriam-Webster on disprove

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