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