[ob-doo-rit, -dyoo-]


unmoved by persuasion, pity, or tender feelings; stubborn; unyielding.
stubbornly resistant to moral influence; persistently impenitent: an obdurate sinner.

Origin of obdurate

1400–50; late Middle English obdurat < Latin obdūrātus (past participle of obdūrāre to harden), equivalent to ob- ob- + dūr(us) hard + -ātus -ate1
Related formsob·du·rate·ly, adverbob·du·rate·ness, nounun·ob·du·rate, adjectiveun·ob·du·rate·ly, adverbun·ob·du·rate·ness, noun

Synonyms for obdurate

Antonyms for obdurate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for obdurate

Contemporary Examples of obdurate

  • Yet instead of scaling back their political ambitions in the face of an obdurate reality, they are escalating them.

    The Daily Beast logo
    Are Moderate Republicans Useless?

    David Frum

    January 29, 2013

  • It happened because of massive and obdurate resistance to reasonable change.

    The Daily Beast logo
    A Little Charlotte History

    Michael Tomasky

    September 4, 2012

Historical Examples of obdurate

British Dictionary definitions for obdurate



not easily moved by feelings or supplication; hardhearted
impervious to persuasion, esp to moral persuasion
Derived Formsobduracy or obdurateness, nounobdurately, adverb

Word Origin for obdurate

C15: from Latin obdūrāre to make hard, from ob- (intensive) + dūrus hard; compare endure
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 obdurate

mid-15c., "stubborn; hardened," from Latin obduratus "hardened," past participle of obdurare "be hard, hold out, persist, endure," from ob "against" (see ob-) + durare "harden, render hard," from durus "hard" (see endure). Related: Obdurately.

Online Etymology Dictionary, © 2010 Douglas Harper