from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To recant solemnly; renounce or repudiate: "For nearly 21 years after his resignation as Prime Minister in 1963, he abjured all titles, preferring to remain just plain 'Mr.'” ( Time).
  • transitive v. To renounce under oath; forswear.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To abstain from; to avoid; to shun.

from the GNU version of the Collaborative International Dictionary of English

  • intransitive v. To renounce on oath.
  • transitive v. To renounce upon oath; to forswear; to disavow. To abjure the realm, is to swear to abandon it forever.
  • transitive v. To renounce or reject with solemnity; to recant; to abandon forever; to reject; repudiate.

from The Century Dictionary and Cyclopedia

  • To renounce upon oath; forswear; withdraw formally from: as, to abjure allegiance to a prince.
  • To renounce or repudiate; abandon; retract; especially, to renounce or retract with solemnity: as, to abjure one's errors or wrong practices.
  • To take an oath of abjuration.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. formally reject or disavow a formerly held belief, usually under pressure


Middle English abjuren, from Old French abjurer, from Latin abiūrāre : ab-, away; see ab-1 + iūrāre, to swear.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English abjuren, then from either Middle French abjurer or directly from Latin abiūrō ("deny upon oath"), formed from ab ("from, away from") + iūro ("swear or take an oath"), from iūs ("law, right, duty"). (Wiktionary)



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  • “I abjure with a sincere heart and unfeigned faith, I curse and detest the said errors and heresies, and generally all and every error and sect contrary to the Holy Catholic Church.” - Galileo Galilei

    December 15, 2010

  • (v.t.) to renounce, foreswear, or deny upon oath; to reject, recant, abandon, repudiate.

    December 30, 2008