irrefutable

undeniable; unable to be disproved or refuted

Adjective

  1. undeniable; unable to be disproved or refuted
    • […]clear and irrefutable evidence of the Cause I have undertaken - 1653, Henry More, An Antidote against Atheisme, or An Appeal to the Natural Faculties of the Minde of Man, whether There Be Not a God, London: […] Roger...
    • True, there had been nothing, in his lifetime, viler than this man. She knew it, there was no other fact within her consciousness that she felt to be so certain; and yet, because her persecutor found himself safe and...
    • He had formed his mind by Helvetius, whose system he deemed irrefutable, and in whom alone he had faith. - 1845, B[enjamin] Disraeli, Sybil; or The Two Nations. […], volume (please specify |volume=I to III), London:...

    Antonyms: refutable

Origin

From Late Latin irrefūtābilis, from ir- (“not”) + refūtābilis (“refutable”), from refūtō (“to refute”) + -bilis (“-able”), equivalent to ir- + refutable.

Forms

more irrefutable most irrefutable

Synonyms

inarguable incontestable incontrovertible indeniable indisputable indubitable irrebuttable irrecusable irrefragable nondeniable unanswerable unassailable unattackable unchallengeable uncontrovertible undebatable undeniable undiscutable undisputable undoubtable unimpeachable unquestionable unrebuttable unrecusable

Antonyms

arguable challengeable contradictable deniable disputable refutable

Hypernyms

undisprovable unfalsifiable unnullifiable

Related

certain

Derived

irrefutableness irrefutably