an ancient region bounded by the Carpathians, the Tisza, and the Danube, roughly corresponding to modern Romania. United under kings from about 60 bc, it later contained the Roman province of the same name (about 105 to 270 ad)
Derived forms
Dacian (ˈDacian)
adjective, noun
Dacia in American English
(ˈdeɪʃə)
ancient region in SE Europe, inhabited by a Thracian people; later, a Roman province (2d-3d cent.): it corresponded approximately to modern Romania