Ciabrus

CIABRUS, CIAMBRUS, or CEBRUS (Κίαβρος, Κιάμβρος, Κέβρος : Czibru or Zibru), a river forming the boundary between Moesia Superior and Inferior, which, near a town of the same name, emptied itself into the Danubius. (Ptol. 3.9.1, 10.1; Dio Cass.; Itin. Ant. p. 220; Not. Imp. 30.)