LATIN DICTIONARYLexicon Latīnum
suffix · femininefirst declension

-ōnia

-ōnia f sg (genitive -ōniae)
Classical[oː.ni.a]Ecclesiastical[o.ni.a]

Meaning

  1. morphemeforming names of some Roman goddesses

Quick answers

What does -ōnia mean in Latin?
-ōnia, a suffix, means “forming names of some Roman goddesses”.
How do you pronounce -ōnia?
In classical Latin, [oː.ni.a]; in ecclesiastical (church) Latin, [o.ni.a].