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23 definitions found
From The Collaborative International Dictionary of English v.0.44 :   [ gcide ]

  Perturb \Per*turb"\, v. t. [L. perturbare, perturbatum; per +
     turbare to disturb, fr. turba a disorder: cf. OF. perturber.
     See Per-, and Turbid.]
     1. To disturb; to agitate; to vex; to trouble; to disquiet.
        [1913 Webster]
  
              Ye that . . . perturb so my feast with crying.
                                                    --Chaucer.
        [1913 Webster]
  
     2. To disorder; to confuse. [R.] --Sir T. Browne.
        [1913 Webster]

From Webster's Revised Unabridged Dictionary (1913) :   [ web1913 ]

  Perturb \Per*turb"\, v. t. [L. perturbare, perturbatum; per +
     turbare to disturb, fr. turba a disorder: cf. OF. perturber.
     See Per-, and Turbid.]
     1. To disturb; to agitate; to vex; to trouble; to disquiet.
  
              Ye that . . . perturb so my feast with crying.
                                                    --Chaucer.
  
     2. To disorder; to confuse. [R.] --Sir T. Browne.

From WordNet (r) 2.0 :   [ wn ]

  perturb
       v 1: 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" [syn: unhinge, disquiet, trouble,
             cark, distract, disorder]
       2: disturb or interfere with the usual path of an electron or
          atom; "The electrons were perturbed by the passing ion"
       3: 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"
       4: throw into great confusion or disorder; "Fundamental
          Islamicists threaten to perturb the social order in
          Algeria and Egypt" [syn: derange, throw out of kilter]

From English Wiktionary: All languages (2023-07-27) :   [ dictinfo.com:wikt-en-ALL-2023-07-27 ]

  perturb
     vb.
     1 To disturb; to bother or unsettle.
     2 (lb en physics) To slightly modify the motion of an object.
     3 (lb en astronomy) To modify the motion of a body by exerting a
  gravitational force.
     4 (lb en mathematics) To modify slightly, such as an equation or
  value.

From English Wiktionary: English language only (2023-07-27) :   [ dictinfo.com:wikt-en-en-2023-07-27 ]

  perturb
     vb.
     1 To disturb; to bother or unsettle.
     2 (lb en physics) To slightly modify the motion of an object.
     3 (lb en astronomy) To modify the motion of a body by exerting a
  gravitational force.
     4 (lb en mathematics) To modify slightly, such as an equation or
  value.

From English Wiktionary: Western, Greek, and Slavonic languages only (2023-07-27) :   [ dictinfo.com:wikt-en-Western_Greek_Slavonic-2023-07-27 ]

  perturb
     vb.
     1 To disturb; to bother or unsettle.
     2 (lb en physics) To slightly modify the motion of an object.
     3 (lb en astronomy) To modify the motion of a body by exerting a
  gravitational force.
     4 (lb en mathematics) To modify slightly, such as an equation or
  value.

From English Wiktionary: Western languages only (2023-07-27) :   [ dictinfo.com:wikt-en-Western-2023-07-27 ]

  perturb
     vb.
     1 To disturb; to bother or unsettle.
     2 (lb en physics) To slightly modify the motion of an object.
     3 (lb en astronomy) To modify the motion of a body by exerting a
  gravitational force.
     4 (lb en mathematics) To modify slightly, such as an equation or
  value.

From Finnish Wiktionary: All languages (2023-07-27) :   [ dictinfo.com:wikt-fi-ALL-2023-07-27 ]

  perturb
     Englanti vb.
     1 huolettaa, huolestuttaa
     2 aiheuttaa häiriötä

From Swedish Wiktionary: All languages (2023-07-27) :   [ dictinfo.com:wikt-sv-ALL-2023-07-27 ]

  perturb
     Engelska vb.
     bringa i oordning

From English-Arabic FreeDict Dictionary ver. 0.6.3 :   [ freedict:eng-ara ]

  Perturb /pətˈɜːb/
  أقلق

From English-български език FreeDict+WikDict dictionary ver. 2023.05.29 :   [ freedict:eng-bul ]

  perturb //pɚˈtɝb// 
  смущавам
  to disturb; to bother or unsettle

From English-Czech dicts.info/FreeDict Dictionary ver. 0.1.3 :   [ freedict:eng-ces ]

  perturb /pətˈɜːb/ 
  znepokojovat

From English-French FreeDict Dictionary ver. 0.1.6 :   [ freedict:eng-fra ]

  perturb /pətəːb/
  brouiller, déranger, perturber, rendre confus, rendre trouble

From English-Hindi FreeDict Dictionary ver. 1.6 :   [ freedict:eng-hin ]

  perturb /pətˈɜːb/ 
  1. उद्विग्न कर देना
        "The sad news of my friend's accident has perturbed me greatly."

From English-Croatian FreeDict Dictionary ver. 0.2.2 :   [ freedict:eng-hrv ]

  perturb /pətˈɜːb/
  narušiti, poremetiti, uzbuditi, uznemirivati

From English-Dutch FreeDict Dictionary ver. 0.2 :   [ freedict:eng-nld ]

  perturb /pətəːb/
  storing veroorzaken

From English-Norsk FreeDict+WikDict dictionary ver. 2023.05.29 :   [ freedict:eng-nor ]

  perturb //pɚˈtɝb// 
  forurolige, ryste, skake, uro
  to disturb; to bother or unsettle

From English-Portuguese FreeDict Dictionary ver. 0.3 :   [ freedict:eng-por ]

  perturb /pətəːb/
  causarperturbação, perturbar

From English-Turkish FreeDict Dictionary ver. 0.3 :   [ freedict:eng-tur ]

  perturb /pətˈɜːb/
  1. zihnini karıştırmak, altüst etmek, rahatsız etmek. perturbable  rahatsız edilebilir, altüst edilebilir.

From IPA:en_US :   [ IPA:en_US ]

  

/pɝˈtɝb/

From Moby Thesaurus II by Grady Ward, 1.0 :   [ moby-thesaurus ]

  110 Moby Thesaurus words for "perturb":
     abash, addle, addle the wits, afflict, agitate, ail, alarm,
     ball up, be the matter, beat, beat up, becloud, bedazzle, befuddle,
     beset, bewilder, bother, bug, burden, churn, churn up, cloud,
     complicate matters, concern, confuse, convulse, daze, dazzle,
     disarrange, discombobulate, discomfit, discomfort, discommode,
     discompose, disconcert, dishevel, dismay, disorder, disorganize,
     disorient, disquiet, distract, distress, disturb, electrify,
     embarrass, embroil, entangle, excite, ferment, flummox, flurry,
     fluster, flutter, fog, fret, fuddle, fuss, harass, inconvenience,
     irk, jar, jolt, jumble, knock galley-west, load with care, maze,
     mist, mix up, moider, muddle, paddle, perplex, perturbate, plague,
     pother, psych, put out, put to it, puzzle, raise hell, rattle,
     rile, ripple, rock, roil, roughen, ruffle, rumple, shake, shake up,
     shock, spook, stagger, stir, stir up, swirl, throw,
     throw into confusion, torment, trouble, unnerve, unsettle, upset,
     vex, whip, whip up, whisk, work up, worry
  
  

From Stardic English-Chinese Dictionary :   [ stardic ]

  v. 扰乱,使混乱,使心慌;

From XDICT the English-Chinese dictionary :   [ xdict ]

     vt. 扰乱,使混乱,使心慌

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