Dog Star definition

  • noun:
    • See Sirius.
    • See Procyon.
    • view inside Vocabulary.
    • Sirius or Canicula, a star associated with the first magnitude in constellation Canis significant, the heliacal increasing that (see heliacal) occurring in hottest area of the year offered name into dog-days (which see). See also Canicula, and cut under Canis.
    • the brightest star inside sky; in Canis Major
  • proper-noun:
    • A bluish-white celebrity within the constellation Canis Major; Alpha (α) Canis Majoris. A vertex associated with Winter Triangle plus the brightest celebrity in night sky. It is actually a binary star with a white dwarf friend celebrity.
  • others:
    • Sirius, a star of constellation Canis significant, or perhaps the better Dog, together with brightest celebrity in the heavens; -- called also Canicula, and, in astronomical charts, α Canis Majoris. See dog-days.

Related Sources

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