(Place, proper, Rare) Sirius, the Dog Star
The brightest star seen in the night sky. It is in the constellation Canis Major. It is a white main-sequence star on the Hertzsprung-Russell diagram, with an apparent magnitude of −1.5. Sirius is a binary star, and its companion is a white dwarf star referred to as the Pup. Sirius is also known as the Dog Star. Scientific name: Alpha Canis.
A very bright binary star in the constellation Canis Minor, with an apparent magnitude of 0.34. Scientific name: Alpha Canis Minoris.
Find another word for dog-star. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for dog-star, like: canicula, sirius, sothis and procyon.