Pertaining to, or bordering on, the river Danube.(adjective)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "danubian" in a sentence
"Apparently “danubian” is an adjective, from the Danube."
"If this is correctly stated it is almost certain that it must describe some battle which happened _before_ the great Western migration of the Ostrogoths, which was mentioned in the last chapter, for it would be impossible, if the Gepidæ were in Trans-danubian Hungary and the Ostrogoths in Pannonia that the Ostrogoths should have driven the Huns into the countries watered by the Dnieper."