Danubius

Etymology
From, an extended form of the river-name , either from or from.

Proper noun

 * 1) The river Danube.
 * 2) * Tacitus, Gemanica, chapter 1 (Oxford revised translation)
 * Germania omnis a Gallis Rhaetisque et Pannoniis Rheno et Danubio fluminibus.
 * Germany is separated from Gaul, Rhaetia, and Pannonia, by the rivers Rhine and Danube.