noun
Procyon; Alpha Canis Minoris
The brightest star in the constellation Canis Minor; a prominent winter star in the northern hemisphere.
冬の夜空で、プロキオンはシリウスやベテルギウスとともに冬の大三角を作る。
In the winter night sky, Procyon forms the Winter Triangle together with Sirius and Betelgeuse.
From the Greek Προκύων (Prokyon), meaning 'before the dog', referring to its rising before Sirius, the Dog Star.