archaeon
"archaeon" is a 8-letter English headword indexed on PlainSpell.
The verdict
“archaeon” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 8
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A prokaryotic organism; a member of the domain Archaea
Corpus desk
Index EN-archaeon · archaeon · English
archaeon · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 8 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "A" 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.
| Property | Value |
|---|---|
| Headword | archaeon |
| Language | English |
| Part of speech | Noun |
| Letters | 8 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “archaeon” in English
Rare enough to double-check
archaeon is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A prokaryotic organism; a member of the domain Archaea".
archaeon doesn't appear in our generated misspelling index, a sign its spelling follows regular English conventions. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: Scientific Latin, corresponding to a singular form of Archaea. The correct English form is archaeon, spelled A-R-C-H-A-E-O-N.
Definition
- 1A prokaryotic organism; a member of the domain Archaea
Recorded use
Wiktionary exampleThese source excerpts show how archaeon appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Then, the theory goes, a rogue archaeon gobbled up a bacterium to create an entirely new type of cell that would go on to form the basis of all complex life on Earth, from plants to humans.
Etymology
Scientific Latin, corresponding to a singular form of Archaea.
Synonyms
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.