rotula
English
Etymology
Learned borrowing from Latin rotula. Doublet of role and roll.
Noun
rotula (plural rotulas or rotulae)
- (anatomy) The patella; the kneecap.
- (zoology) One of the five radial pieces in the dentary apparatus of the sea urchin.
Derived terms
Translations
kneecap — see kneecap
Anagrams
Italian
Etymology
Noun
rotula f (plural rotule)
Derived terms
Anagrams
Latin
Pronunciation
- (Classical Latin) IPA(key): [ˈrɔ.tʊ.ɫa]
- (modern Italianate Ecclesiastical) IPA(key): [ˈrɔː.t̪u.la]
Etymology 1
From rota (“wheel”) + -ulus (“-ule: forming diminutives”).
Noun
rotula f (genitive rotulae); first declension
Declension
First-declension noun.
| singular | plural | |
|---|---|---|
| nominative | rotula | rotulae |
| genitive | rotulae | rotulārum |
| dative | rotulae | rotulīs |
| accusative | rotulam | rotulās |
| ablative | rotulā | rotulīs |
| vocative | rotula | rotulae |
Alternative forms
Derived terms
Descendants
- Catalan: rotlle; → ròtula
- Old French: role
- → French: rotule
- Galician: rolla, rolda; → rótula
- Italian: ruzzola, → rotula
- Portuguese: rolha; → rótula
- Spanish: rolla, rondala; → rótula
Etymology 2
From Arabic رَطْل (raṭl); the form is influenced by etymology 1. Doublet of litra.
Noun
rotula f (genitive rotulae); first declension
- (Medieval Latin) a rottol (any of various measures of dry or liquid weight originating in the Arab world)
Declension
First-declension noun.
| singular | plural | |
|---|---|---|
| nominative | rotula | rotulae |
| genitive | rotulae | rotulārum |
| dative | rotulae | rotulīs |
| accusative | rotulam | rotulās |
| ablative | rotulā | rotulīs |
| vocative | rotula | rotulae |
References
- “rotula”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- "rotula", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
- rotula in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
Portuguese
Verb
rotula
- inflection of rotular:
- third-person singular present indicative
- second-person singular imperative
Spanish
Pronunciation
- IPA(key): /roˈtula/ [roˈt̪u.la]
- Rhymes: -ula
- Syllabification: ro‧tu‧la
Verb
rotula
- inflection of rotular:
- third-person singular present indicative
- second-person singular imperative