rotula
rotula · rotulas · rotulae
The patella; the kneecapThe patella; the kneecap.
Meaning
2 sensesThe patella; the kneecap.
One of the five radial pieces in the dentary apparatus of the sea urchin.
Origin
Learned borrowing from Latin rotula. Doublet of role and roll.Learned borrowing from Latin rotula. Doublet of role and roll.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: rotulas / rotulaeWord family
1 related wordsDerivedrotular
Lessons for this word
1 lessons- A1Plural nouns — Because its plural is irregular
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.