definitions

disconcert

[ dis-kuhn-surt ]
/ ˌdɪs kənˈsɜrt /
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SEE MORE SYNONYMS FOR disconcert ON THESAURUS.COM

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.

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RELATED WORDS

discomfit, disturb, unsettle, perplex, bewilder, discombobulate, puzzle, perturb, agitate, frustrate, baffle, confound, embarrass, demoralize, hinder, discompose, discountenance, ruffle, faze, nonplus

Nearby words

discommon, discompose, discomposure, discomycete, discomycota, disconcert, disconcerted, disconcerting, disconfirm, disconformable, disconformity

Origin of disconcert

From the obsolete French word disconcerter, dating back to 1680–90. See dis-1, concert
Related formsdis·con·cert·ed, adjectivedis·con·cer·tion, dis·con·cert·ment, noun

Synonym study

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

Examples from the Web for disconcert

British Dictionary definitions for disconcert

disconcert

/ (ˌdɪskənˈsɜːt) /

verb (tr)

to disturb the composure of
to frustrate or upset
Derived Formsdisconcertion or 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

Word Origin and History for disconcert

disconcert

v.

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