An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 2 Search : gamma-ray burst
gamma-ray burst (GRB)
  بلک ِ پرتوها‌ی ِ گاما   
belk-e partowhâ-ye gâmmâ

Fr.: sursaut de rayons gamma   

Intense discharges of soft gamma rays of unknown origin, which range in duration from tenth of a second to tens of seconds and occur from sources widely distributed over the sky. The radio wave afterglow from the burst can last more than a year, making long-term observations of the enigmatic sources possible.

gamma rays; → burst.

gamma-ray burster
  بلک‌گر ِ پرتو ِ گاما   
belkvar-e partow-e gâmmâ

Fr.: source à sursaut gamma   

The → object or → phenomenon at the origin of a → gamma-ray burst.

gamma ray; → burster.