Aion
"aion" is a 4-letter English headword indexed on PlainSpell.
The verdict
“Aion” is an uncommon English word, ranked #85,994 in English word frequency and used as a proper noun.
- #85,994
- frequency rank, English
- 4
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A Hellenistic deity associated with time, the orb or circle encompassing the universe, and the zodiac.
| Property | Value |
|---|---|
| Headword | Aion |
| Language | English |
| Part of speech | Proper noun |
| Letters | 4 |
| Frequency rank | #85,994 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “Aion” sits in English frequency
Spelling & Dictionary Insight
The English entry for Aion is 4 letters long, classified as a proper noun. Corpus data places it at rank #85,994 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.
The misspelling generator found no plausible variants for Aion, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From Ancient Greek Αἰών (Aiṓn, “Greek god or personification, Gnostic spirit”). The correct English form is Aion, spelled A-I-O-N.
Definition
- 1A Hellenistic deity associated with time, the orb or circle encompassing the universe, and the zodiac.
- 2Alternative spelling of aeon.
Etymology
From Ancient Greek Αἰών (Aiṓn, “Greek god or personification, Gnostic spirit”).
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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “Aion”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is A-I-O-N - 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.