LATIN DICTIONARYLexicon Latīnum
proper noun · femininefirst declension

Lūca

Lūca f sg (genitive Lūcae)
Classical[ˈɫuː.ka]Ecclesiastical[ˈluː.ka]

Meaning

  1. a city in Etruria; site of modern-day Lucca

Declension

declension
formsingularplural
nominativeLūca—
genitiveLūcae—
dativeLūcae—
accusativeLūcam—
ablativeLūcā—
vocativeLūca—
locativeLūcae—

Lūca, ae, f.,
I. a city of Etruria, now Lucca, Cic. Fam. 1, 9, 9; Liv. 21, 59, 10; 41, 17; Front. Strat. 3, 2.—Hence,
II. Lū-censis, e, adj., of Lucca: municipium, Cic. Fam. 13, 13.
Lūca or Lūcas, ae, m.,
I. Lucanian; v. Lucani, D.

Origins

Possibly from Celtic-Ancient Ligurian *luk- (“swampy place”). Or, possibly instead from a derivative of Proto-Indo-European *lewk- (“bright”).

In the Academy Smith's classical dictionaries

GeographyLucaLuca (Λοῦκα, Strab., Ptol.: Eth. Lucensis: Lucca), a city of Etruria, situated in a plain at the foot of the Apennines, near the left bank of the Ausa…

Quick answers

What does Lūca mean in Latin?
Lūca, a proper noun, means “a city in Etruria; site of modern-day Lucca”.
What is the genitive of Lūca?
The genitive singular is Lūcae. Lūca is feminine, first declension.
How do you pronounce Lūca?
In classical Latin, [ˈɫuː.ka]; in ecclesiastical (church) Latin, [ˈluː.ka].