Procyon

/ˈpɹəʊsiˌɒn/

//ˈpɹəʊsiˌɒn// name

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

The verdict

“Procyon” is uncommon English (outside the top frequency list), classed as a proper noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A star in the constellation Canis Minor; Alpha (α) Canis Minoris. The eighth brightest star in the night sky.

Corpus desk

Index EN-procyon · Procyon · English

Procyon · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for Procyon
PropertyValue
HeadwordProcyon
LanguageEnglish
Part of speechProper noun
IPA/ˈpɹəʊsiˌɒn/
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “Procyon” in English

Procyonsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

Procyon is uncommon English outside the top frequency list, classed as aproper noun, transcribed /ˈpɹəʊsiˌɒn/. Rarity is why readers land here mid-draft. Gloss: "A star in the constellation Canis Minor; Alpha (α) Canis Minoris. The eighth brightest star in the night sky.".

The misspelling generator found no plausible variants for Procyon, which points to an orthography that plays by predictable English rules. Our dataset records no confusable match here, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From Latin Procyōn, from Ancient Greek Προκύων (Prokúōn), from πρό (pró, “before”) + κύων (kúōn, “dog”), in reference to it preceding the "Dog Star" Sirius. The correct English form is Procyon, spelled P-R-O-C-Y-O-N.

Definition

  1. 1
    A star in the constellation Canis Minor; Alpha (α) Canis Minoris. The eighth brightest star in the night sky.

Etymology

From Latin Procyōn, from Ancient Greek Προκύων (Prokúōn), from πρό (pró, “before”) + κύων (kúōn, “dog”), in reference to it preceding the "Dog Star" Sirius.

This word in other languages

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 "Procyon"?
"Procyon" is spelled P-R-O-C-Y-O-N. The IPA pronunciation is /ˈpɹəʊsiˌɒn/.
What does "Procyon" mean?
As a proper noun, "Procyon" means: A star in the constellation Canis Minor; Alpha (α) Canis Minoris. The eighth brightest star in the night sky.
How do you pronounce "Procyon"?
The IPA (International Phonetic Alphabet) transcription for "Procyon" is /ˈpɹəʊsiˌɒn/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "Procyon"?
From Latin Procyōn, from Ancient Greek Προκύων (Prokúōn), from πρό (pró, “before”) + κύων (kúōn, “dog”), in reference to it preceding the "Dog Star" Sirius. 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.

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

Source: FrequencyWords open word-frequency list