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[dis-kuh n-sur-tid] /ˌdɪs kənˈsɜr tɪd/
disturbed, as in one's composure or self-possession; perturbed; ruffled:
She was disconcerted by the sudden attack on her integrity.
bewildered or confused, as by something unexpected:
The class was disconcerted by the instructor's confusion.
Related forms
undisconcerted, adjective


[dis-kuh n-surt] /ˌdɪs kənˈsɜrt/
verb (used with object)
to disturb the self-possession of; perturb; ruffle:
Her angry reply disconcerted me completely.
to throw into disorder or confusion; disarrange:
He changed his mind and disconcerted everybody's plans.
Origin of disconcert
obsolete French
From the obsolete French word disconcerter, dating back to 1680-90. See dis-1, concert
Related forms
disconcerted, adjective
disconcertion, disconcertment, noun
1. discompose, perplex, bewilder, abash, discomfit.
1. calm. 2. arrange.
Synonym Study
1. See confuse. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for disconcerted
Contemporary Examples
Historical Examples
  • The man looked not exactly embarrassed but disconcerted, surprised.

    The Pursuit Frank (Frank Mackenzie) Savile
  • Amazed and disconcerted, Hurlstone, nevertheless, retained his presence of mind.

  • But young Ibsen was not a favorite even with the girls, whom he alarmed and disconcerted.

    Henrik Ibsen Edmund Gosse
  • In the second, Nevers knocked him down; but he was not at all disconcerted.

    In School and Out Oliver Optic
  • They were the advance of a party of men who were about to come upon the settlement, but were disconcerted by this means.

  • Little Muck, however, was not disconcerted by their laughter.

    The Oriental Story Book Wilhelm Hauff
  • Yet he was disconcerted by the premonition that her interpretation of what he had done would not be his.

    Narcissus Evelyn Scott
  • For an officer to permit a sailor to see that he is disconcerted is yielding too much.

    Down the Rhine Oliver Optic
  • He was disconcerted, but the Turkey carpet assured him somewhat.

British Dictionary definitions for disconcerted


perturbed, embarrassed, or confused
Derived Forms
disconcertedly, adverb
disconcertedness, noun


verb (transitive)
to disturb the composure of
to frustrate or upset
Derived Forms
disconcertion, disconcertment, noun
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
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Word Origin and History for disconcerted



1680s, from Middle French disconcerter (Modern French déconcerter) "confused," from dis- "do the opposite of" (see dis-) + concerter (see concert). Related: Disconcerted; disconcerting; disconcertingly.

Online Etymology Dictionary, © 2010 Douglas Harper
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