Trans-dānŭbĭānus — Lewis & Short
Trans-dānŭbĭānus (-dānŭvĭā-nus), a, um, adj.Danubius,
Dacia,Vop. Aur. 39, 7:
regio,Liv. 40, 58, 8 (dub.; al. Aquiloniam regionem).—In plur. subst.: † Transdānŭbĭāni, ōrum, m., the nations beyond the Danube, Inscr. Orell. 750.