perturb
Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.
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.
perturb
(pəˈtɜːb)vb (tr; often passive)
1. to disturb the composure of; trouble
2. to throw into disorder
3. (Astronomy) physics astronomy to cause (a planet, electron, etc) to undergo a perturbation
[C14: from Old French pertourber, from Latin perturbāre to confuse, from per- (intensive) + turbāre to agitate, from turba confusion]
perˈturbable adj
perˈturbably adv
perˈturbing adj
perˈturbingly adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
per•turb
(pərˈtɜrb)v.t.
1. to disturb or disquiet greatly in mind; agitate.
2. to throw into great disorder; derange.
3. to cause perturbation in the orbit of (a celestial body).
[1325–75; Middle English (< Old French perturber) < Latin perturbāre to throw into confusion =per- per- + turbāre to disturb; see turbid]
per•turb′a•ble, adj.
per•turb′er, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
perturb
Past participle: perturbed
Gerund: perturbing
| Imperative |
|---|
| perturb |
| perturb |
| Present |
|---|
| I perturb |
| you perturb |
| he/she/it perturbs |
| we perturb |
| you perturb |
| they perturb |
| Preterite |
|---|
| I perturbed |
| you perturbed |
| he/she/it perturbed |
| we perturbed |
| you perturbed |
| they perturbed |
| Present Continuous |
|---|
| I am perturbing |
| you are perturbing |
| he/she/it is perturbing |
| we are perturbing |
| you are perturbing |
| they are perturbing |
| Present Perfect |
|---|
| I have perturbed |
| you have perturbed |
| he/she/it has perturbed |
| we have perturbed |
| you have perturbed |
| they have perturbed |
| Past Continuous |
|---|
| I was perturbing |
| you were perturbing |
| he/she/it was perturbing |
| we were perturbing |
| you were perturbing |
| they were perturbing |
| Past Perfect |
|---|
| I had perturbed |
| you had perturbed |
| he/she/it had perturbed |
| we had perturbed |
| you had perturbed |
| they had perturbed |
| Future |
|---|
| I will perturb |
| you will perturb |
| he/she/it will perturb |
| we will perturb |
| you will perturb |
| they will perturb |
| Future Perfect |
|---|
| I will have perturbed |
| you will have perturbed |
| he/she/it will have perturbed |
| we will have perturbed |
| you will have perturbed |
| they will have perturbed |
| Future Continuous |
|---|
| I will be perturbing |
| you will be perturbing |
| he/she/it will be perturbing |
| we will be perturbing |
| you will be perturbing |
| they will be perturbing |
| Present Perfect Continuous |
|---|
| I have been perturbing |
| you have been perturbing |
| he/she/it has been perturbing |
| we have been perturbing |
| you have been perturbing |
| they have been perturbing |
| Future Perfect Continuous |
|---|
| I will have been perturbing |
| you will have been perturbing |
| he/she/it will have been perturbing |
| we will have been perturbing |
| you will have been perturbing |
| they will have been perturbing |
| Past Perfect Continuous |
|---|
| I had been perturbing |
| you had been perturbing |
| he/she/it had been perturbing |
| we had been perturbing |
| you had been perturbing |
| they had been perturbing |
| Conditional |
|---|
| I would perturb |
| you would perturb |
| he/she/it would perturb |
| we would perturb |
| you would perturb |
| they would perturb |
| Past Conditional |
|---|
| I would have perturbed |
| you would have perturbed |
| he/she/it would have perturbed |
| we would have perturbed |
| you would have perturbed |
| they would have perturbed |
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
Verb 1. [画像:perturb - disturb in mind or make uneasy or cause to be worried or alarmed]perturb - disturb in mind or make uneasy or cause to be worried or alarmed; "She was rather perturbed by the news that her father was seriously ill"
2. perturb - disturb or interfere with the usual path of an electron or atom; "The electrons were perturbed by the passing ion"
deviate - cause to turn away from a previous or expected course; "The river was deviated to prevent flooding"
perturb - cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull; "The orbits of these stars were perturbed by the passings of a comet"
3. perturb - cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull; "The orbits of these stars were perturbed by the passings of a comet"
deviate - cause to turn away from a previous or expected course; "The river was deviated to prevent flooding"
perturb - disturb or interfere with the usual path of an electron or atom; "The electrons were perturbed by the passing ion"
4. perturb - throw into great confusion or disorder; "Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
perturb
verb disturb, worry, trouble, upset, alarm, bother, unsettle, agitate, ruffle, unnerve, disconcert, disquiet, vex, fluster, faze, discountenance, discompose He didn't seem to be perturbed by the news.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
perturb
verbThe American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
يُزْعِج، يُقْلِق
spléstzneklidnit
bekymreforurolige
valda hugarangri hjá
satrauktuztraukt
kaygılandırmak
perturb
[pəˈtɜːb] VT1. (= distress) → inquietar, preocupar
we are all very perturbed → estamos todos muy inquietos or preocupados
he didn't seem in the least perturbed → no parecía estar inquieto or preocupado en lo más mínimo
we are all very perturbed → estamos todos muy inquietos or preocupados
he didn't seem in the least perturbed → no parecía estar inquieto or preocupado en lo más mínimo
2. (= disturb) [+ calm, harmony] → perturbar
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
perturb
vt → beunruhigen
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
perturb
[pəˈtɜːb] vt → turbare, agitareI was perturbed to learn that ... → fui sconvolto nello scoprire che...
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
perturb
(pəˈtəːb) verb to make (someone) worried or anxious. His threats didn't perturb her in the least. bekommer يُزْعِج، يُقْلِق смущавам perturbar splést; zneklidnit beunruhigen bekymre; forurolige αναστατώνω perturbar, preocupar häirima نگران کردن huolestuttaa inquiéter לְהַדאִיג अस्त-व्यस्त करना poremetiti, uznemiriti háborgat membuat khawatir valda hugarangri hjá (e-m) turbare 不安にする 당황, 불안하게 하다 sujaudinti, (su)kelti (kam) nerimą satraukt; uztraukt menjadikan risau in de war brengen, verontrusten forurolige, bekymre niepokoić ځورول، ربړول، خپه كول، په قارول، ورانول، ويجاړول perturbar a nelinişti; a perturba, a tulbura беспокоить, волновать zmiasť; znepokojiť vznemiriti uznemiriti oroa, förvirra, störa ทําให้ยุ่งยากใจ kaygılandırmak 使心緒不寧,使感到不安 збурювати, порушувати спокій بے چين کرنا، بے قرار کرنا làm lo sợ 使感到不安
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.