dog star

1. 1.

   the brightest star in the sky; in Canis Major

   SynonymsSiriusCaniculaSothis

   Broaderbinary star

   Part ofCanis Major

Questions about dog star

What does dog star mean?

dog star means "the brightest star in the sky; in Canis Major".

What is another word for dog star?

Close synonyms include Sirius, Canicula, Sothis. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is dog star a common word?

dog star is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.