free from blame; not able to be reproached or censured.

Origin of irreproachable

First recorded in 1625–35; ir-2 + reproachable
Related formsir·re·proach·a·ble·ness, ir·re·proach·a·bil·i·ty, nounir·re·proach·a·bly, adverb

Synonyms for irreproachable Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for irreproachable

Contemporary Examples of irreproachable

  • Through his wardrobe, he positioned himself as the flamboyant boss man and the irreproachable believer.

    The Daily Beast logo
    Herman Cain's Power Suit

    Robin Givhan

    November 4, 2011

Historical Examples of irreproachable

  • A suit of this kind should be as irreproachable in fit and finish as a tailor can make it.

    A Woman Tenderfoot

    Grace Gallatin Seton-Thompson

  • The evening clothes were irreproachable; so were the frock coat and a morning suit.

    Ruggles of Red Gap

    Harry Leon Wilson

  • She was active and intelligent, and her conduct was regarded as irreproachable.

    A Zola Dictionary

    J. G. Patterson

  • And yet he was a very holy man, with an irreproachable character.

  • A cardinal should be irreproachable, a model of moral conduct to all.

British Dictionary definitions for irreproachable



not deserving reproach; blameless
Derived Formsirreproachability or irreproachableness, nounirreproachably, adverb
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 irreproachable

1630s, from French irréprochable (15c.), from assimilated form of in- "not, opposite of" (see in- (1)) + réprochable (see reproach). Related: Irreproachably.

Online Etymology Dictionary, © 2010 Douglas Harper