- (star) A bluish-white star in the constellation Canis Major; Alpha (Î±) Canis Majoris. A vertex of the Winter Triangle and the brightest star in the night sky. It is actually a binary star with a white dwarf companion star.
Etymology: From (term, Sirius, SÄrius, lang=la), from Ancient Greek (term, sc=polytonic, , tr=Seirios, lang=grc)
- French, Sirius
- Spanish: Sirio
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