LATIN DICTIONARYLexicon Latīnum
adjectivefirst/second-declension adjective

octōgēnārius

octōgēnārius (feminine octōgēnāria, neuter octōgēnārium)
Classical[ɔk.toː.ɡeːˈnaː.ri.ʊs]Ecclesiastical[ok.to.d͡ʒeˈnaː.ri.us]

Meaning

  1. adjectiverelationaleighty
  2. adjectiveeighty-year-old

Declension

singular
formmasculinefeminineneuter
nominativeoctōgēnāriusoctōgēnāriaoctōgēnārium
genitiveoctōgēnāriīoctōgēnāriaeoctōgēnāriī
dativeoctōgēnāriōoctōgēnāriaeoctōgēnāriō
accusativeoctōgēnāriumoctōgēnāriamoctōgēnārium
ablativeoctōgēnāriōoctōgēnāriāoctōgēnāriō
vocativeoctōgēnārieoctōgēnāriaoctōgēnārium
plural
formmasculinefeminineneuter
nominativeoctōgēnāriīoctōgēnāriaeoctōgēnāria
genitiveoctōgēnāriōrumoctōgēnāriārumoctōgēnāriōrum
dativeoctōgēnāriīsoctōgēnāriīsoctōgēnāriīs
accusativeoctōgēnāriōsoctōgēnāriāsoctōgēnāria
ablativeoctōgēnāriīsoctōgēnāriīsoctōgēnāriīs
vocativeoctōgēnāriīoctōgēnāriaeoctōgēnāria

octōgēnārĭus, a, um, adj. octogeni,
I. containing eighty (post-Aug.): exheredata ab octogenario patre, who was a man of eighty, was eighty years old, Plin. Ep. 6, 33, 2; Vulg. 2 Reg. 19, 35: fistula, eighty inches broad, Vitr. 8, 7.—
II. Subst.: octōgē-nārĭus, ĭi, m., a commander of eighty soldiers, Inscr. Orell. 3628.

Origins

From octogēnus (“eighty each”) + -ārius (“-ary: forming denumeral adjs”), from octogintā (“eight tens, eighty”).

Descendants
  • Englishoctogenary
  • Englishoctogenarian
  • Frenchoctogénaire

In English words that came into English from octōgēnārius

  • octogenarianoctōgēnārius
  • octogenaryoctōgēnārius

Quick answers

What does octōgēnārius mean in Latin?
octōgēnārius, a adjective, means “eighty; eighty-year-old”.
How do you pronounce octōgēnārius?
In classical Latin, [ɔk.toː.ɡeːˈnaː.ri.ʊs]; in ecclesiastical (church) Latin, [ok.to.d͡ʒeˈnaː.ri.us].