rotula
"rotula" is a 6-letter English headword indexed on PlainSpell.
The verdict
“rotula” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 6
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The patella; the kneecap.
Corpus desk
Index EN-rotula · rotula · English
rotula · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "R" 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 | rotula |
| Language | English |
| Part of speech | Noun |
| Letters | 6 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “rotula” in English
Rare enough to double-check
rotula is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
No generated misspelling entries exist for rotula in our index, typically a sign the spelling maps closely to how the word sounds. Our dataset records no confusable match here, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: Learned borrowing from Latin rotula. Doublet of role and roll. The correct English form is rotula, spelled R-O-T-U-L-A.
Definition
- 1The patella; the kneecap.
- 2One of the five radial pieces in the dentary apparatus of the sea urchin.
Etymology
Learned borrowing from Latin rotula. Doublet of role and roll.
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.