ulna
/ˈʌlnə/
"ulna" is a 4-letter English headword indexed on PlainSpell.
The verdict
“ulna” is uncommon English (frequency #63,331 among 23,789 “U” headwords), classed as a noun. The kind of spelling people second-guess.
- #63,331
- frequency rank, English
- 23,789
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The bone of the forearm that extends from the elbow to the wrist on the side opposite to the thumb, corresponding to the fibula of the hind limb. Also, the corresponding bone in the forelimb of any...
| Property | Value |
|---|---|
| Headword | ulna |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈʌlnə/ |
| Letters | 4 |
| Frequency rank | #63,331 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “ulna” sits in English frequency
Rare enough to double-check
ulna is uncommon English at frequency #63,331 among 23,789 “U” headwords, classed as anoun, transcribed /ˈʌlnə/. Rarity is why readers land here mid-draft. Gloss: "The bone of the forearm that extends from the elbow to the wrist on the side opposite to the thumb, corresponding to the fibula of the hind limb. Also, the corresponding bone in the forelimb of any...".
The misspelling generator found no plausible variants for ulna, which points to an orthography that plays by predictable English rules. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From Latin ulna (“elbow”). Doublet of ell. The correct English form is ulna, spelled U-L-N-A.
Definition
- 1The bone of the forearm that extends from the elbow to the wrist on the side opposite to the thumb, corresponding to the fibula of the hind limb. Also, the corresponding bone in the forelimb of any vertebrate.
Etymology
From Latin ulna (“elbow”). Doublet of ell.
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 “ulna”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is U-L-N-A - every other letter order is a misspelling in standard orthography.
- Say it as /ˈʌlnə/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this 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.