LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Gallius1

Gallius m (genitive Galliī or Gallī)
Classical[ˈɡal.li.ʊs]Ecclesiastical[ˈɡal.li.us]

Meaning

  1. masculinename of a Roman gens, a Roman nomen gentilicium

Declension

declension
formsingularplural
nominativeGalliusGalliī
genitiveGalliī
Gallī
Galliōrum
dativeGalliōGalliīs
accusativeGalliumGalliōs
ablativeGalliōGalliīs
vocativeGallīGalliī

Gallius, a,
I. name of a Roman gens.
1. M. Gallius, prœtor A. U. C. 711, Cic. Att. 10, 15, 4; id. Phil. 13, 12, 26.—
2. Q. Gallius, accused of ambitus, and defended by Cicero A. U. C. 690; see the fragments in Crell. Cic. IV. 2, p. 454.

Origins

  1. Proto-Indo-European*gelH-?
  2. LatinGallius

Proto-Celtic *galnatibor. Latin Gallus Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin Gallius From Gallus + -ius.

In the Academy Smith's classical dictionaries

adjectivefirst/second-declension adjective
Gallius2
Gallius (feminine Gallia, neuter Gallium)
Classical[ˈɡal.li.ʊs]Ecclesiastical[ˈɡal.li.us]

Meaning

  1. adjectiveGallic

Declension

singular
formmasculinefeminineneuter
nominativeGalliusGalliaGallium
genitiveGalliīGalliaeGalliī
dativeGalliōGalliaeGalliō
accusativeGalliumGalliamGallium
ablativeGalliōGalliāGalliō
vocativeGallieGalliaGallium
plural
formmasculinefeminineneuter
nominativeGalliīGalliaeGallia
genitiveGalliōrumGalliārumGalliōrum
dativeGalliīsGalliīsGalliīs
accusativeGalliōsGalliāsGallia
ablativeGalliīsGalliīsGalliīs
vocativeGalliīGalliaeGallia

Gallĭus, a, um, v. 1. Galli, II. C.

Origins

  1. Proto-Indo-European*gelH-?
  2. LatinGallius

Proto-Celtic *galnatibor. Latin Gallus Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin Gallius From Gallus + -ius.

In the Academy Smith's classical dictionaries

Quick answers

What does Gallius mean in Latin?
Gallius, a proper noun, means “name of a Roman gens, a Roman nomen gentilicium”.
What is the genitive of Gallius?
The genitive singular is Galliī. Gallius is masculine, second declension.
How do you pronounce Gallius?
In classical Latin, [ˈɡal.li.ʊs]; in ecclesiastical (church) Latin, [ˈɡal.li.us].
Where does Gallius come from?
Proto-Indo-European *gelH-? → Latin Gallius.