or Hadranum, (anc. geogr.) now Aderno, a town of Sicily, built by the elder Dionysius, at the foot of mount Aetna, (Diodorus Siculus), four hundred years before Christ. So called from the temple of Adranus, or Hadranus, a god much worshipped by the Sicilians; with a river of the same name, (Stephanus,) now Fiume d' Aderno. The inhabitants, Hadranitani, and Hadranite.