perturb

tr.v., -turbed, -turb·ing, -turbs.

1. To disturb greatly; make uneasy or anxious.
2. To throw into great confusion.
3. Physics & Astronomy. To cause perturbation, as of a celestial orbit.

[Middle English perturben, from Old French perturber, from Latin perturbāre : per-, per- + turbāre, to throw into disorder (from turba, confusion , perhaps from Greek turbē).]

perturbable per·turb'a·ble adj.

verb

To impair or destroy the composure of: agitate, bother, discompose, disquiet, distract, disturb, flurry, fluster, rock, ruffle, shake (up), toss, unsettle, upset. Informal rattle. See calm/agitation.

v

Definition: upset, unsettle
Antonyms: calm, please, reassure, soothe

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Note: click on a word meaning below to see its connections and related words.

The verb has 4 meanings:

Meaning #1: disturb in mind or make uneasy or cause to be worried or alarmed
  Synonyms: unhinge, disquiet, trouble, cark, distract, disorder

Meaning #2: disturb or interfere with the usual path of an electron or atom

Meaning #3: cause a celestial body to deviate from a theoretically regular orbital motion, esp. as a result of interposed or extraordinary gravitational pull

Meaning #4: throw into great confusion or disorder
  Synonyms: derange, throw out of kilter

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Dansk (Danish)
v. tr. - ryste

Nederlands (Dutch)
in de war brengen, (ver)storen, afwijking veroorzaken (natuurkunde)

Français (French)
v. tr. - perturber, être troublé par, être alarmé par

Deutsch (German)
v. - beunruhigen, stören

Ελληνική (Greek)
v. - διαταράσσω, αναστατώνω, συγχύζω, εμπνέω ανησυχία

Italiano (Italian)
disorientare, disturbare, turbare

Português (Portuguese)
v. - perturbar, inquietar

Русский (Russian)
тревожить

Español (Spanish)
v. tr. - perturbar, inquietar

Svenska (Swedish)
v. - rubba, störa, oroa

中文（简体）(Chinese (Simplified))
扰乱, 使心慌, 使混乱

中文（繁體）(Chinese (Traditional))
v. tr. - 擾亂, 使心慌, 使混亂

한국어 (Korean)
v. tr. - 교란하다, 어리둥절하게 하다

日本語 (Japanese)
v. - かき乱す, 摂動を起こさせる

العربيه (Arabic)
‏(فعل) يزعج, يشوش, يعكر, يقلق‏

עברית (Hebrew)
v. tr. - ‮הדאיג, הביך, גרם להתרגשות, ערער שלוות-נפשו‬

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