An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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wobble
  ۱) پلاپلیدن؛ ۲) پلاپل  
1) palâpelidan; 2) palâpel
Fr.: chanceler, osciller, vaciller; chancellement, vacillement  

1a) To incline to one side and to the other alternately, as a wheel, top, or other rotating body when not properly balanced.

1b) To move unsteadily from side to side; vacillate; waver.

  1. A wobbling movement (Dictionary.com).

Etymology (EN): Probably from Low Ger. wabbeln “to wobble;”
cognate with O.N. vafla “hover about, totter,” related to vafra “move unsteadily.”

Etymology (PE): Palâpel “wobbling, unsteady motion” in štiyâni dialect, variant in colloquial Persian pilipili, pelpel (pilipili raftan, pilipili xordan).