(anciently Capreae), a city and island at the entrance of the gulf of Naples. E. Long. 14° 50'. N. Lat. 40° 45'.—The island is only four miles long, and one broad; the city is a bishop's see, situated on a high rock at the west end of the island. Capreae was anciently famous for the retreat of the emperor Tiberius for seven years, during which he indulged himself in the most scandalous debaucheries. There stood a pharos on this island, which, a few days before the death of that emperor, was overthrown by an earthquake.