Lewis Short
Oxos | -us (noun M) : or , , , = Ὦξος
* The Oxus, a river in Asia, which rises on the borders of Hyrcania and Sogdiana, and flows into the Caspian Sea, now the Amu or Jihon, Mel. 3, 5, 6; Plin. 6, 16, 18, § 48; Curt. 7, 4, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary