Definitions

irrefutable

[ih-ref-yuh-tuh-buhl, ir-i-fyoo-tuh-buhl] / ɪˈrɛf yə tə bəl, ˌɪr ɪˈfyu tə bəl /

ADJECTIVE

beyond question

Synonyms

STRONGEST

indisputable ironclad unassailable undeniable

WEAK

accurate apodictic can bet on it certain double-checked evident final inarguable incontestable incontrovertible indubitable invincible irrebuttable irrefragable irresistible nof ifs ands or buts obvious odds-on positive proven set sure unanswerable unimpeachable unquestionable

Antonyms

STRONGEST

disputable indefinite

WEAK

doubtful dubious questionable refutable uncertain

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.

“All the Beauty and the Bloodshed” is irrefutable proof of the impact of activism, no matter what level it starts at.

From Salon • Mar. 14, 2026

Yet the mountain of information regarding the link between repeated helmet-to-helmet hitting and CTE is irrefutable.

From Los Angeles Times • Mar. 4, 2026

What is irrefutable is the Rams are continually deepening their foothold on the Los Angeles market.

From Los Angeles Times • Nov. 24, 2025

Yes, the heart-shaped lips and resting pout do some heavy lifting to pull off the baseball-loving mama’s boy, but Butler’s authenticity is irrefutable.

From Salon • Aug. 29, 2025

He knew his ideas were practically blasphemous and so his book had to be as irrefutable as he could make it.

From "Charles and Emma: The Darwins' Leap of Faith" by Deborah Heiligman

Vocabulary lists containing irrefutable

Stamped

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Siddhartha

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