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per·turb
(pər-tûrb′)tr.v. per·turbed, per·turb·ing, per·turbs
1. To disturb or confuse; make uneasy or anxious: I was perturbed by his off-color remarks.
2.
a. To cause (a system) to become altered or imbalanced from a normal state: volcanic eruptions that perturbed the climate.
b. Physics & Astronomy To cause perturbation in (the orbit of a celestial body, for example) by gravitational interaction.
[Middle English perturben, from Old French perturber, from Latin perturbāre : per-, per- + turbāre, to throw into disorder (from turba, confusion, perhaps from Greek turbē).]
per·turb′a·ble adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
perturbed
(pəˈtɜːbd)adj
be perturbed at something formal to be alarmed at something
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
| Adj. | 1. | perturbed - thrown into a state of agitated confusion; (`rattled' is an informal term) colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech discomposed - having your composure disturbed; "looked about with a wandering and discomposed air" |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
perturbed
adjective disturbed, worried, troubled, shaken, upset, alarmed, nervous, anxious, uncomfortable, uneasy, fearful, restless, flurried, agitated, disconcerted, disquieted, flustered, ill at ease, antsy (informal) He was not perturbed at the prospect of a policeman coming to call.
relaxed, comfortable, assured, cool, composed, at ease, impassive, unperturbed, unruffled
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
Translations
perturbed
[pərˈtɜːrbd] adj (= alarmed) → troublé(e)
to be perturbed at sth → être troublé par qch
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
perturbed
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007