Dictionary.com
definitions
  • synonyms

irrefragable

[ih-ref-ruh-guh-buh l]
See more synonyms for irrefragable on Thesaurus.com
adjective
  1. not to be disputed or contested.
Show More

Origin of irrefragable

1525–35; < Late Latin irrefragābilis, equivalent to Latin ir- ir-2 + refragā(rī) to resist, oppose + -bilis -ble
Related formsir·ref·ra·ga·bil·i·ty, ir·ref·ra·ga·ble·ness, nounir·ref·ra·ga·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for irrefragable

Historical Examples

  • But we put it on the irrefragable logic of the materialist's own premises and conclusions.

    Life: Its True Genesis

    R. W. Wright

  • To her, the authority of the Church was paramount,—was the only irrefragable thing.

    Earl Hubert's Daughter

    Emily Sarah Holt

  • These laws, therefore, I now repeat, and beg of you to observe them as irrefragable.

  • This part of the argument must appear to every reader as irrefragable.

  • The position of each was at once irrefragable and impossible.

    Voltaire

    John Morley


British Dictionary definitions for irrefragable

irrefragable

adjective
  1. not able to be denied or refuted; indisputable
Show More
Derived Formsirrefragability or irrefragableness, nounirrefragably, adverb

Word Origin

C16: from Late Latin irrefrāgābilis, from Latin ir- + refrāgārī to resist, thwart
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for irrefragable

adj.

"that cannot be refuted," 1530s, from Late Latin irrefragabilis, from assimilated form of in- "not, opposite of" (see in- (1)) + Latin refragari "to oppose, contest," from re- "back" (see re-) + frag-, base of frangere "to break" (see fraction). Related: irrefragably; irrefragability.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper