irrefutable

adjective

ˌir-i-ˈfyü-tə-bəl How to pronounce irrefutable (audio)
Definition of irrefutablenext
as in incontrovertible
not capable of being challenged or proved wrong the irrefutable reply of "Because I like it!"

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of irrefutable Organizations that embed deep, scientific inquiry into their commercial DNA can not only disrupt existing markets but also engineer entirely new ones based on the irrefutable laws of physics. — Alexandra Vidyuk, Forbes.com, 12 June 2026 Multiply that by the scale of our senior population, and the case is irrefutable. — Patrick Roddy, Baltimore Sun, 9 June 2026 In the exhibition, surrounded by 100 of them, hung on white cloth in a grid, the horror of the conflict is irrefutable. — Harrison Jacobs, ARTnews.com, 12 May 2026 Her 10-episode first season isn’t just an allegory for learning to accept and conquer life’s inescapable anxieties; its horrors are irrefutable for everyone onscreen, which makes for a cathartic, curious, and chilling experience for everyone watching at home. — Ben Travers, IndieWire, 29 Apr. 2026 See All Example Sentences for irrefutable
Recent Examples of Synonyms for irrefutable
  1. incontrovertible
  2. indisputable
  3. undeniable
  4. conclusive
  5. unquestionable
  6. incontestable
  7. unarguable
  8. indubitable
Adjective
  • And through the former player's testimony on Friday, the attorneys for Vaccaro have not yet produced incontrovertible evidence of physical violence by Hill against their client.
    — Armando Salguero OutKick, FOXNews.com, 9 Oct. 2026
  • To some, the attack fulfilled long-term right-wing warnings that Israel’s withdrawal from Gaza would yield disaster; and the attack was incontrovertible proof that Palestinians will never live in peace with Israel.
    — Dahlia Scheindlin, Time, 7 Oct. 2026
Definition of incontrovertible
Adjective
  • But one indisputable takeaway from this brouhaha is that the US government now needed SpaceX more than SpaceX needed the US government.
    — Eric Berger, ArsTechnica, 29 Oct. 2026
  • These are not partisan or risible statements, but indisputable.
    — Gerry Shih, Washington Post, 17 Oct. 2026
Definition of indisputable
Adjective
  • The breadth of Democratic victories in Texas in this midterm is undeniable.
    — Domenico Montanaro, NPR, 4 Nov. 2026
  • There’s an increasingly undeniable hunger for the hand-crafted.
    — Kambole Campbell, Variety, 3 Nov. 2026
Definition of undeniable
Adjective
  • Bailey’s findings are compelling but shouldn’t be considered conclusive, cautions Richard Blakemore, maritime history professor at the University of Reading in the United Kingdom who also wasn’t involved with Bailey’s work.
    — ABC News, ABC News, 2 Nov. 2026
  • The evidence is intriguing but not conclusive, historians caution; Jones was a common name, and the records do not definitively establish his role.
    — Philip Marcelo, Los Angeles Times, 2 Nov. 2026
Definition of conclusive
Adjective
  • Throughout her career, the fan trust, touring equity and longevity were unquestionable.
    — Carl Lamarre, Billboard, 5 Oct. 2026
  • That was the unquestionable trend that emerged from Milan Fashion Week for spring 2027, and retailers could not get enough of them, praising Prada‘s offer that focused on the singular garment and its versatility.
    — Samantha Conti, Footwear News, 28 Sep. 2026
Definition of unquestionable
Adjective
  • Funnyman, vulgarian, auteur — Mel Brooks’s imprint on American cinema is incontestable yet scandalously undervalued.
    — Manohla Dargis, New York Times, 26 June 2026
  • The mark was federally registered in 2015 and has since achieved incontestable status, a legal designation that strengthens ownership rights.
    — Bryan West, USA Today, 30 Mar. 2026
Definition of incontestable
Adjective
  • Yet despite these unarguable facts, the direction of the animation world lately has been decidedly pro-Shrek and anti–French rat.
    — Jason P. Frank, Vulture, 26 June 2026
  • But the unarguable fact is that the federal government would be providing less money to pay for health care for the roughly 72 million Americans on Medicaid.
    — Nicholas Kristof, The Mercury News, 11 Mar. 2025
Definition of unarguable
Adjective
  • As a result, mathematical truths do not make up a unified whole of equally indubitable truths; instead, their status as knowledge varies gradually from doubtless facts to increasingly uncertain hypotheses.
    — Quanta Magazine, Quanta Magazine, 18 May 2026
  • The second route, and the route that makes indubitable sense, entails using the techniques and methods of psychology to gauge the performance of AI.
    — Lance Eliot, Forbes.com, 15 Apr. 2026
Definition of indubitable

Browse Nearby Words

irrefragable
irrefutable
irregular
See all Nearby Words

Cite this Entry

“Irrefutable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irrefutable. Accessed 8 Nov. 2026.

Copy Citation
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of cockamamie

See Definitions and Examples »

Popular in Grammar & Usage

See More

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

7 Words for Old-Timey Vehicles

The Words of the Week - Nov. 6

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

How to Use 'Who' vs. 'Whom'

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
woman sitting on floor holding book in front of her face on pink background
Famous Novels, Last Lines Quiz Needless to say, spoiler alert.
See All