An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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star formation rate
  نرخ ِ دیسش ِ ستاره  
nerx-e diseš-e setâré
Fr.: taux de formation d'étoiles  

The rate at which a molecular cloud or a galaxy is currently converting gas into stars. It is given by the ratio of the number of stars to the star formation time-scale.

See also: → star formation; → rate.