Definition of disconcert in US English:

disconcert

verb

[with object]
  • Disturb the composure of; unsettle.

    ‘the abrupt change of subject disconcerted her’
    • ‘His tone seemed to genuinely disconcert some of the protesters.’
    • ‘In fact, they used the front door so infrequently that when they did, their mothers were disconcerted.’
    • ‘Finally they all swooshed to a halt and we clapped heartily, while feeling a bit disconcerted by the whole thing.’
    • ‘People are disconcerted, even frightened by that kind of lack of personal control.’
    • ‘Edie hesitated, and shook her head, being too disconcerted to say anything.’
    • ‘Compulsive early music fanatics might be disconcerted by the variety of composition and performance styles.’
    • ‘Nevertheless they gave a good account of themselves for 40 minutes and disconcerted the visitors by their upbeat attitude.’
    • ‘I've always been disconcerted as to why cities fall all over themselves trying to win the burden of the Olympics.’
    • ‘If this were to be over within 50 years I think people would be disconcerted.’
    • ‘He nodded, somewhat disconcerted by his mother's sudden generosity, and jogged up the stairs.’
    • ‘Do not be disconcerted if your insurer appoints a loss adjuster.’
    • ‘Whatever was flashing through the visibly disconcerted president's mind, he could not come up with a direct answer.’
    • ‘Suddenly they stop, disconcerted by the noise of disturbed leaves.’
    • ‘The young American bemoaned the wet and cold of the Pennines, disconcerted by their bleakness that inspired the Brontes more than a century before.’
    • ‘Slightly disconcerted by the lack of clues from the stranger as to what his ailments are, I look around.’
    • ‘No level of incompetence or failure would either exasperate or disconcert him.’
    • ‘Aren't you worried some of your early fans might get disconcerted by this?’
    • ‘Evelyn was momentarily disconcerted by his response, until she saw his eyes focussing on her neck.’
    • ‘I've been disconcerted at my inability to come to a conclusion of my own on any of this - a minor sorrow right now, I know.’
    • ‘Except the one night before my marriage, I'd never stayed in a hotel, and I was disconcerted when Pete leapt out of bed at 7am to get to his ship by eight.’
    unsettle, nonplus, discomfit, catch off balance, throw off balance, take aback, unnerve, disorient, perturb, disturb, perplex, confuse, bewilder, baffle, fluster, ruffle, shake, upset, agitate, worry, dismay, put out of countenance, discountenance, discompose
    View synonyms

Origin

Late 17th century (in the sense ‘upset the progress of’): from obsolete French desconcerter, from des- (expressing reversal) + concerter ‘bring together’.

Pronunciation

disconcert

/ˌdɪskənˈsərt//ˌdiskənˈsərt/