Definitions for "CANIS MAJOR"
a constellation southeast of Orion; contains Sirius
The constellation "The Big Dog"
Canis major (The Great Dog) is a constellation near Orion. The brightest star in Canis Major (and the brightest star in the sky) is Sirius, also known as the dog star. Canis Major is one of the constellation Orion's hunting dogs (together with Canis Minor).