大犬星座

[ noun ]
a constellation to the southeast of Orion; contains Sirius
<noun.object>

Canis \Ca"nis\ (k[a^]"n[i^]s), n.; pl. {Canes} (-n[=e]z). [L., a
dog.] (Zo["o]l.)
A genus of carnivorous mammals, of the family {Canid[ae]},
including the dogs and wolves.

{Canis major} [L., larger dog], a constellation to the
southeast of Orion, containing Sirius or the Dog Star.

{Canis minor} [L., smaller dog], a constellation to the east
of Orion, containing Procyon, a star of the first
magnitude.