ir·​re·​fut·​able | \ ˌir-i-ˈfyü-tə-bəl How to pronounce irrefutable (audio) ; i-ˈre-fyə-tə-, ˌi(r)- How to pronounce irrefutable (audio) \

Definition of irrefutable

: impossible to refute : incontrovertible irrefutable proof

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Other Words from irrefutable

irrefutability \ ˌir-​i-​ˌfyü-​tə-​ˈbi-​lə-​tē How to pronounce irrefutable (audio) ; i-​ˌre-​fyə-​tə-​ , ˌi(r)-​ \ noun
irrefutably \ ˌir-​i-​ˈfyü-​tə-​blē How to pronounce irrefutable (audio) ; i-​ˈre-​fyə-​tə-​ , ˌi(r)-​ \ adverb

Examples of irrefutable in a Sentence

There is irrefutable evidence that he committed these crimes. the irrefutable reply of “Because I like it!”
Recent Examples on the Web Then, there was Flo Milli—skilled, irrefutable, and not one to f*ck with. Stephanie Long,, "Now That She’s Stuck In Your Head, Flo Milli Is Just Getting Started," 22 Jan. 2021 Part of it is educating people to the inequities, because the numbers are irrefutable. New York Times, "‘Moulin Rouge!’ Was Their Ticket. Then 2020 Happened.," 21 Jan. 2021 Other pro-Trump news outlets that had held off on declaring Mr. Biden the president-elect, even after his victory was irrefutable, were more willing to attack Mr. Trump’s successor in his first hours in office. New York Times, "From Trump to Biden, TV Captures a Dramatic Shift," 20 Jan. 2021 As Virginia Postrel has argued, this failure provided irrefutable evidence for Milton Friedman’s contention that inflation was not a function of external events, but a product of bad monetary policy. Daniel Casse, WSJ, "The Future Turns 50 This Year," 1 Jan. 2021 But the larger idea — that the coronavirus is spread when people interact in close proximity to one another — is irrefutable, Kim-Farley said. Los Angeles Times, "Guy Fieri and many others hate outdoor restaurant ban. Here’s why some experts say it’s essential," 11 Dec. 2020 But irrefutable evidence was provided through the all-seeing witness of the zoo’s panda cam. Washington Post, "He does it: National Zoo’s panda cub takes first steps," 5 Dec. 2020 The following day, the Pac-12 issued a statement indicating that no irrefutable evidence to overturn the call existed. John Canzano, oregonlive, "Canzano: Pac-12 Conference officiating under the microscope," 2 Dec. 2020 These organizations are rightfully fastidious about requiring irrefutable data. WSJ, "Treating Covid Patients Effectively and Safely," 2 Dec. 2020

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

1607, in the meaning defined above

History and Etymology for irrefutable

Late Latin irrefutabilis, from Latin in- + refutare to refute

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Time Traveler for irrefutable

Time Traveler

The first known use of irrefutable was in 1607

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Statistics for irrefutable

Last Updated

9 Feb 2021

Cite this Entry

“Irrefutable.” Dictionary, Merriam-Webster, Accessed 7 Mar. 2021.

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More Definitions for irrefutable



English Language Learners Definition of irrefutable

formal : not able to be proved wrong : not capable of being refuted


ir·​re·​fut·​able | \ ˌir-i-ˈfyü-tə-bəl How to pronounce irrefutable (audio) , i-ˈre-fyə- \

Kids Definition of irrefutable

: impossible to prove wrong : indisputable irrefutable proof

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