Dog Star

name

"dog-star" is a 7-letter English headword indexed on PlainSpell.

The verdict

“Dog Star” is outside the top-ranked English vocabulary, used as a proper noun - the kind of word writers most often double-check.

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - 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 d...

Key facts for Dog Star
PropertyValue
HeadwordDog Star
LanguageEnglish
Part of speechProper noun
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “Dog Star” sits in English frequency

Dog Star falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for Dog Star is 8 letters long, classified as a proper noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "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 d...".

Dog Star doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. It is not paired with a close-neighbour confusable in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From the fact that the star lies in the constellation of Canis Major (the "larger dog"). The correct English form is Dog Star, spelled D-O-G- -S-T-A-R.

Definition

  1. 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.

Etymology

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

Synonyms

Alpha Majoris AAl ShiraBlazing StarCaniculaSiriusSirius Aα Majoris A

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "Dog Star"?
"Dog Star" is spelled D-O-G- -S-T-A-R.
What does "Dog Star" mean?
As a proper noun, "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 d...
What is the origin of the word "Dog Star"?
From the fact that the star lies in the constellation of Canis Major (the "larger dog"). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “Dog Star”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is D-O-G- -S-T-A-R - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list