Lewis Short
Osdrŏēna | Osdrŏēni (noun F.m) : Ὀσδροηνή
* A country in the western part of Mesopotamia, the modern Diar Mochar, Amm. 14, 3, 2; 14, 8, 7.—Its inhabitants are called , ōrum. , Eutr. 8, 3.
Charlton T. Lewis, Charles Short, A Latin Dictionary