nucleon
/ˈn(j)uːkliɒn/
"nucleon" is a 7-letter English headword indexed on PlainSpell.
The verdict
“nucleon” is uncommon English (frequency #82,601 among 24,391 “N” headwords), classed as a noun. The kind of spelling people second-guess.
- #82,601
- frequency rank, English
- 24,391
- “N” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A proton (uud) or a neutron (udd).
Corpus desk
Index EN-nucleon · nucleon · English
nucleon · rank #82,601 · 0 variants · 0 confusables
- FREQ-RARE #82,601
- LEN-LONG 7 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 24,391
- PHOTO-FINISH numismatics
Nearest frequency peer: numismatics (+1 rank slots)
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.
Frequency neighbourhood for “nucleon”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- Nidhi
Nidhi
17,408 corpus weight
- nonplussed
nonplussed
17,403 corpus weight
- Nootka
Nootka
17,402 corpus weight
- nucleon
nucleon
17,400 corpus weight
- numismatics
numismatics
17,399 corpus weight
- ObGyn
ObGyn
17,393 corpus weight
What this shows Bars show where “nucleon” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | nucleon |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈn(j)uːkliɒn/ |
| Letters | 7 |
| Frequency rank | #82,601 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “nucleon” sits in English frequency
Rare enough to double-check
nucleon is uncommon English at frequency #82,601 among 24,391 “N” headwords, classed as anoun, transcribed /ˈn(j)uːkliɒn/. Rarity is why readers land here mid-draft. Gloss: "A proton (uud) or a neutron (udd).".
No generated misspelling entries exist for nucleon in our index, a straightforward case of a spelling with little room for common typos. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From nucleus + -on. The correct English form is nucleon, spelled N-U-C-L-E-O-N.
Definition
- 1A proton (uud) or a neutron (udd).
Etymology
From nucleus + -on.
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.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "nucleon", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 7 letters (nearest by frequency rank).
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.