Pyxis

name

"pyxis" is a 5-letter English headword indexed on PlainSpell.

The verdict

“Pyxis” 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
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A spring constellation of the southern sky, said to resemble the compass of a ship. It is associated with the larger Argo Navis, although it was never officially part of that constellation.

Corpus desk

Index EN-pyxis · Pyxis · English

Pyxis · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 letters
  • VOW-2 2 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 Pyxis
PropertyValue
HeadwordPyxis
LanguageEnglish
Part of speechProper noun
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “Pyxis” in English

Pyxissits 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

Pyxis is uncommon English outside the top frequency list, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "A spring constellation of the southern sky, said to resemble the compass of a ship. It is associated with the larger Argo Navis, although it was never officially part of that constellation.".

The misspelling generator found no plausible variants for Pyxis, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: Named by the French astronomer Nicolas-Louis de Lacaille in 1763, and originally called Pyxis Nautica (“nautical compass”), from Latin pyxis (“little box”). The correct English form is Pyxis, spelled P-Y-X-I-S.

Definition

  1. 1
    A spring constellation of the southern sky, said to resemble the compass of a ship. It is associated with the larger Argo Navis, although it was never officially part of that constellation.

Etymology

Named by the French astronomer Nicolas-Louis de Lacaille in 1763, and originally called Pyxis Nautica (“nautical compass”), from Latin pyxis (“little box”).

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 "Pyxis"?
"Pyxis" is spelled P-Y-X-I-S.
What does "Pyxis" mean?
As a proper noun, "Pyxis" means: A spring constellation of the southern sky, said to resemble the compass of a ship. It is associated with the larger Argo Navis, although it was never officially part of that constellation.
What is the origin of the word "Pyxis"?
Named by the French astronomer Nicolas-Louis de Lacaille in 1763, and originally called Pyxis Nautica (“nautical compass”), from Latin pyxis (“little box”). 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