LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Andrius

Andrius m sg (genitive Andriī or Andrī)
Classical[ˈan.dri.ʊs]Ecclesiastical[ˈan.dri.us]

Meaning

  1. masculinesingulara river in Troas

Declension

declension
formsingularplural
nominativeAndrius—
genitiveAndriī
Andrī		—
dativeAndriō—
accusativeAndrium—
ablativeAndriō—
vocativeAndrī—

Andrĭus, a, um, adj.,
I. born at Andros, one of the Cyclades, Ter. And. 5, 4, 3.— Hence, Andrĭa, ae. f., a woman of Andros; The Maid of Andros, a comedy by Terence.

Origins

From Ancient Greek [Term?].

Quick answers

What does Andrius mean in Latin?
Andrius, a proper noun, means “a river in Troas”.
What is the genitive of Andrius?
The genitive singular is Andriī. Andrius is masculine, second declension.
How do you pronounce Andrius?
In classical Latin, [ˈan.dri.ʊs]; in ecclesiastical (church) Latin, [ˈan.dri.us].