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Synonyms

disproof

American  
[dis-proof] / dɪsˈpruf /

noun

  1. the act of disproving.

  2. proof to the contrary; refutation.


disproof British  
/ dɪsˈpruːf /

noun

  1. facts that disprove something

  2. the act of disproving

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of disproof

First recorded in 1525–35; dis- 1 + proof

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Recent examples include OpenAI’s disproof of the unit distance conjecture, and the proof of Erdős’ problem 1196 by Liam Price, a 23-year-old amateur mathematician.

From Science Daily Aug. 6, 2026

In other words, the proof was a disproof.

From The Wall Street Journal May 30, 2026

All three of these books argue that if the proof or disproof of race is scientific, it must be true.

From Nature Sep. 16, 2014

"It is like looking for proof or disproof of the existence of God in a flower."

From The Guardian Apr. 13, 2013

As if goaded into disproof, one of the specks peeled away and began its near-vertical dive, directly above their heads.

From "Atonement" by Ian McEwan

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