1A small constellation (the Little Dog), said to represent one of the dogs following Orion. It is close to the celestial equator and contains the bright star Procyon.

1. 1.1as genitive Canis Minoris /mɪˈnɔːrɪs/ Used with preceding letter or numeral to designate a star in the constellation Canis Minor.
   与其前面的字母或数字连用以标记该星座中的星小犬星座的
   the star Beta Canis Minoris

   小犬座β星。