Octavius

From Latin Octāvius, name of a Roman gens.

• (UK) IPA^(key): /ɒkˈteɪvɪəs/

Octavius

1. A male given name from Latin, in occasional use.

From octāvus (“eighth”) +‎ -ius.

• (Classical) IPA^(key): /okˈtaː.u̯i.us/, [ɔkˈt̪äːu̯iʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /okˈta.vi.us/, [okˈt̪äːvius]

Octāvius m sg (genitive Octāviī or Octāvī); second declension

1. a Roman nomen gentile, gens or "family name" famously held by:
   1. Augustus, the first Roman emperor

Second-declension noun, singular only.

¹Found in older Latin (until the Augustan Age).

• Octāvia
• Octāviānus

• “Octavius”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• Octavius in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.