An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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virial equation of state
  هموگش ِ حالت ِ ویریال  
hamugeš-e hâlat-e viriyal
Fr.: équation d'état du viriel  

In thermodynamics, a generalized → equation of state obtained when the → compression factor Z is expanded in terms of a power series, e.g.: Z = 1 + B(T) / Vm + C(T) / Vm2 + …

See also: → virial; → equation of state.