LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Axius1

Axius m sg (genitive Axiī or Axī)
Classical[ˈak.si.ʊs]Ecclesiastical[ˈak.si.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularQuintus Axius, a Roman senator

Declension

declension
formsingularplural
nominativeAxius—
genitiveAxiī
Axī
—
dativeAxiō—
accusativeAxium—
ablativeAxiō—
vocativeAxī—

Axĭus, ii, m., = ̓́Αξιος,
I. a river in Macedonia, now the Vardar, Liv. 39, 53, 15; 44, 26, 7 and 8; 45, 29, 7 sq.; cf. Mel. 2, 3, 1; Plin. 4, 10, 17, § 34.

Origins

Related to Etruscan 𐌀𐌂𐌔𐌉 (Acsi, “the Axia gens”).

In the Academy Smith's classical dictionaries

proper noun · masculinesecond declension
Axius2
Axius m sg (genitive Axiī or Axī)
Classical[ˈak.si.ʊs]Ecclesiastical[ˈak.si.us]

Meaning

  1. masculinesingularA river of Macedonia, now the Vardar

Declension

declension
formsingularplural
nominativeAxius—
genitiveAxiī
Axī
—
dativeAxiō—
accusativeAxium—
ablativeAxiō—
vocativeAxī—

Axĭus, ii, m.,
I. a Roman nomen: Q. Axius, a friend of Cicero's and Varro's, Cic. Att. 1, 12, 1; Varr. R. R. 3, 2, 1; Suet. Caes. 9; Gell. 7, 3, 10.

Origins

Borrowed from Ancient Greek Ἀξιός (Axiós).

In the Academy Smith's classical dictionaries

Quick answers

What does Axius mean in Latin?
Axius, a proper noun, means “a Roman nomen gentile, gens or "family name" famously held by”.
What is the genitive of Axius?
The genitive singular is Axiī. Axius is masculine, second declension.
How do you pronounce Axius?
In classical Latin, [ˈak.si.ʊs]; in ecclesiastical (church) Latin, [ˈak.si.us].