LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Ducēnius

Ducēnius m sg (genitive Ducēniī or Ducēnī)
Classical[dʊˈkeː.ni.ʊs]Ecclesiastical[duˈt͡ʃɛː.ni.us]

Meaning

  1. a Roman nomen gentile, gens or "family name" famously held by
  2. Aulus Ducenius Geminus, a Roman consul

Declension

declension
formsingularplural
nominativeDucēnius—
genitiveDucēniī
Ducēnī		—
dativeDucēniō—
accusativeDucēnium—
ablativeDucēniō—
vocativeDucēnī—

Quick answers

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