LATIN DICTIONARYLexicon Latīnum
proper noun · neutersecond declension

Rēgillum

Rēgillum n sg (genitive Rēgillī)
Classical[reːˈɡɪl.lũː]Ecclesiastical[reˈd͡ʒil.lum]

Meaning

  1. a town of the Sabines

Declension

declension
formsingularplural
nominativeRēgillum—
genitiveRēgillī—
dativeRēgillō—
accusativeRēgillum—
ablativeRēgillō—
vocativeRēgillum
Rēgille		—
locativeRēgillī—

In the Academy Smith's classical dictionaries

GeographyRegillumRegillum (Ῥήγιλλον), a town of the Sabines mentioned by several ancient writers as the place of residence of Atta or Attius Clausus, who migrated to R…

Quick answers

What does Rēgillum mean in Latin?
Rēgillum, a proper noun, means “a town of the Sabines”.
What is the genitive of Rēgillum?
The genitive singular is Rēgillī. Rēgillum is neuter, second declension.
How do you pronounce Rēgillum?
In classical Latin, [reːˈɡɪl.lũː]; in ecclesiastical (church) Latin, [reˈd͡ʒil.lum].