The word Siriuses refers to the brightest star in the sky, Sirius, and its multiple systems. Some synonyms for Siriuses are Canis Majoris, Alpha Canis Majoris, Dog Star, and Sirius A. Canis Majoris translates to "Great Dog," and it is derived from the constellation Canis Major, where Sirius is located. The term Alpha Canis Majoris indicates that Sirius is the brightest star in its constellation. Similarly, the phrase Dog Star refers to Sirius being the brightest celestial body in the Canis Major constellation. The term Sirius A is used to denote the primary star in the Sirius system. Overall, these synonyms can be useful when discussing the star Sirius and its various systems.