LATIN DICTIONARYLexicon Latīnum
noun · neuterthird declension

omnia

omnia n pl (genitive omnium)
Classical[ˈɔm.ni.a]Ecclesiastical[ˈɔm.ni.a]

Meaning

  1. neuterpluralall things, everything
    Omnia vincit amorLove conquers allVergilius, Eclogae; Book X, line 69
    omnia experti GalliThe Gauls having tried all thingsc. 52 BCE, Julius Caesar, Commentarii de bello Gallico VII.26

Declension

declension
formsingularplural
nominative—omnia
genitive—omnium
dative—omnibus
accusative—omnia
ablative—omnibus
vocative—omnia

Origins

The noun is the neuter plural of the adjective omnis, used as a plural noun in the regular way.

Quick answers

What does omnia mean in Latin?
omnia, a noun, means “all things, everything”.
What is the genitive of omnia?
The genitive singular is omnium. omnia is neuter, third declension.
How do you pronounce omnia?
In classical Latin, [ˈɔm.ni.a]; in ecclesiastical (church) Latin, [ˈɔm.ni.a].