LATIN DICTIONARYLexicon Latīnum
proper noun · masculinethird declension

Arabis

Arabis m sg (genitive Arabis)
Classical[ˈa.ra.bɪs]Ecclesiastical[ˈaː.ra.bis]

Meaning

  1. masculinesingularA river of Gedrosia, now the Puran
    Gedrosos, qui Arabim amnem accolunt, Alexandri Magni classium praefecti prodiderunt in domibus fores maxillis beluarum facere, ossibus tecta contignare, ex quibus multa quadragenum cubitorum longitudinis reperta.77 CE – 79 CE, Plinius Maior, Naturalis Historia 9.2

Declension

declension
formsingularplural
nominativeArabis—
genitiveArabis—
dativeArabī—
accusativeArabim—
ablativeArabī—
vocativeArabis—

Origins

From Ancient Greek Ἄραβις (Árabis).

In the Academy Smith's classical dictionaries

Quick answers

What does Arabis mean in Latin?
Arabis, a proper noun, means “A river of Gedrosia, now the Puran”.
What is the genitive of Arabis?
The genitive singular is Arabis. Arabis is masculine, third declension.
How do you pronounce Arabis?
In classical Latin, [ˈa.ra.bɪs]; in ecclesiastical (church) Latin, [ˈaː.ra.bis].