An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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luminous infrared galaxy (LIRG)
  کهکشان ِ فروسرخ ِ تابان  
kahkešân-e forusorx-e tâbân
Fr.: galaxie lumineuse en infrarouge  

A galaxy that emits most of its energy in the infrared and
whose infrared luminosity (in the 8-1000 µm range) is more
than 1011 solar luminosities. → ultraluminous infrared galaxy.

See also: → luminous; → infrared; → galaxy.