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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 per·turb /pɝˈtɝb/

From: Webster's Revised Unabridged Dictionary (1913)

 Per·turb v. t.
 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.]

From: WordNet (r) 2.0

      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
      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]