Word.ws English Dictionary

Dog Star

Dog Star proper noun: a bluish-white star in the constellation Canis Major; Alpha (α) Canis Majoris A. A vertex of the Winter Triangle and the brightest star in the night sky. It is actually a binary star with a white dwarf companion star.

Proper noun

Dog Star

  1. A bluish-white star in the constellation Canis Major; Alpha (α) Canis Majoris A. A vertex of the Winter Triangle and the brightest star in the night sky. It is actually a binary star with a white dwarf companion star.
    Synonyms:
    Alpha Majoris A, Al Shira, Blazing Star, Canicula, Sirius, Sirius A, α Majoris A

Synonyms of Dog Star

All synonyms of Dog Star

Origin of Dog Star

From the fact that the star lies in the constellation of Canis Major (the "larger dog").

Questions about Dog Star

What does Dog Star mean?
Dog Star means a bluish-white star in the constellation Canis Major; Alpha (α) Canis Majoris A. A vertex of the Winter Triangle and the brightest star in the night sky. It is actually a binary star with a white dwarf companion star.
What part of speech is Dog Star?
Dog Star is a proper noun.

Words near Dog Star in the dictionary

  1. dog soldiers
  2. dog spike
  3. dog spikes
  4. dog standard
  5. dog standards
  6. Dog Star
  7. dog station
  8. dog stations
  9. dog tag
  10. dog tags
  11. dog tax

Source and license

Adapted from Wiktionary: Dog Star (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “Dog Star.” Word.ws, https://word.ws/dog_star. Based on Wiktionary, CC BY-SA 4.0.