1. Ā̆răbus, a, um, adj. [a parallel form with Arabs, as Aethiopus with Aethiops; cf. Serv. ad Verg. A. 7, 605; Charis. p. 99 P.], Arabian, Lucil. ap. Charis. p. 99: ros, Ov. H. 15, 76 Heins.: lapis, Plin. 36, 21, 41, § 153.—Ā̆răbi, ōrum, m., the Arabs, Arabians, C. Cassius ap. Charis. p. 99: Verg. A. 7, 605.
2. Ā̆răbus, i, m., = Αραβις, Ptol.; Ἀράβιος, Arrian; Ἄρβις, Strab., a river in Gedrosia, now Korkes, Curt. 9, 10, ubi v. Zumpt.
3. Ā̆răbus, i, m., the son of Apollo and Babylon, represented as the inventor of the medical art, Plin. 7, 56, 57, § 196.