An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 1 Search : Arcturus
Arcturus (α Boötis)
  خرسبان، سماک ِ رامح   
Xersbân, Semâk-e râmeh (#)

Fr.: Arcturus   

The fourth brightest star in the sky (V magnitude -0.06) lying in the constellation → Boötes at a distance of about 35 light-years. Arcturus is a red giant of spectral type K2 IIIp.

L. Arcturus, from Gk. Arktouros "guardian of the bear," arktos "bear," → Arctic + ouros "guardian, watcher".

Xersbân "guardian of the bear," from xers "bear" (Mid.Pers. xirs, Av. arša-, cognate with Gk. arktos, Skt. rksa, L. ursus; PIE *rtko-) + -bân suffix meaning "watcher, keeper, guard".
Ar. Semâk-e râmeh.