An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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barotropic instability
  ناپایداری ِ فشارگرد  
nâpâydâri-ye fešârgard
Fr.: instabilité barotrope  

A hydrodynamical instability that arises when the horizontal → shear gradient becomes very large. Barotropic instabilities grow by extracting kinetic energy from the mean flow field.

See also: → barotropic; → instability.