An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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dispersion equation
  هموگش ِ پاشش  
hamugeš-e pâšeš
Fr.: équation de dispersion  

An equation representing the variation of → refractive index as a function of → wavelength; for example → Cauchy’s equation and → Sellmeier’s equation.

See also: → dispersion; → equation.