LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Opīternius

Opīternius m sg (genitive Opīterniī or Opīternī)
Classical[ɔ.piːˈtɛr.ni.ʊs]Ecclesiastical[o.piˈtɛr.ni.us]

Meaning

  1. a Roman nomen gentile, gens or "family name", famously held by
  2. Lucius Opiternius, a Roman priest of Bacchus

Declension

declension
formsingularplural
nominativeOpīternius—
genitiveOpīterniī
Opīternī		—
dativeOpīterniō—
accusativeOpīternium—
ablativeOpīterniō—
vocativeOpīternī—

Origins

From the ancient nomen Opiter.

Quick answers

What does Opīternius mean in Latin?
Opīternius, a proper noun, means “a Roman nomen gentile, gens or "family name", famously held by”.
What is the genitive of Opīternius?
The genitive singular is Opīterniī. Opīternius is masculine, second declension.
How do you pronounce Opīternius?
In classical Latin, [ɔ.piːˈtɛr.ni.ʊs]; in ecclesiastical (church) Latin, [o.piˈtɛr.ni.us].