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Definition of Dog star
1. Noun. The brightest star in the sky; in Canis Major. 
Exact synonyms: Canicula, Sirius, Sothis
Generic synonyms: Binary, Binary Star, Double Star
Group relationships: Canis Major, Great Dog
Derivative terms: Canicular
Generic synonyms: Binary, Binary Star, Double Star
Group relationships: Canis Major, Great Dog
Derivative terms: Canicular



