IRREFRAGABLE Synonyms: 57 Similar and Opposite Words

irrefragable

adjective

i-ˈre-frə-gə-bəl

Definition of irrefragable

as in irrefutable

not capable of being challenged or proved wrong the prosecutor painstakingly built an irrefragable case

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Recent Examples of Synonyms for irrefragable

Adjective

Reporting on the Holocaust tested Grossman’s attention to character, replacing the gray zone of Soviet morality with irrefutable villains and victims.

— Madeleine Wulfahrt, New Yorker, 8 July 2026
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

Definition of irrefutable

Adjective

By slow degrees, Philip’s story shifts to accommodate the incontrovertible evidence of IP addresses and deciphered cryptography and Lucy struggles to keep up, let alone understand.

— Leslie Felperin, HollywoodReporter, 15 May 2026
What is incontrovertible, however, is how indispensable Guimaraes is for Howe and Newcastle.

— Chris Waugh, New York Times, 8 May 2026

Definition of incontrovertible

Adjective

So, a strange ending for one of Netflix’s best shows, but three seasons and a conclusive movie are now in Netflix’s catalog for anyone to watch.

— Paul Tassi, Forbes.com, 25 July 2026
The film, the conclusive ending to the three Heartstopper seasons adapted from Alice Oseman’s graphic novel, is set to follow Charlie (Locke) and Nick (Connor)’s biggest relationship hurdle yet.

— Lily Ford, HollywoodReporter, 14 July 2026

Definition of conclusive

Adjective

That indisputable achievement is what these modern Blue Jays are still searching for.

— Mitch Bannon, New York Times, 20 July 2026
Securing the ballot box ensures that our election outcomes are indisputable and that our local representation truly reflects the will of the eligible voters in District 100.

— Yoni Anijar, Sun Sentinel, 20 July 2026

Definition of indisputable

Adjective

The Mercedes culture has always revolved around there being unquestionable team buy-in and zero finger pointing.

— Madeline Coleman, New York Times, 22 July 2026
Rockstar has a track record of clustering major beats around its parent company’s reporting dates, and a trailer ahead of that call would give the company’s brass something to point at as a symbol of unquestionable success.

— Brian Mazique, Forbes.com, 21 July 2026

Definition of unquestionable

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

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

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.

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irreformable

irrefragable

irrefutable

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“Irrefragable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/irrefragable. Accessed 1 Aug. 2026.

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Synonyms of irrefragable

adjective

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