Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
An island of southern Italy in the Tyrrhenian Sea at the entrance to the Bay of Naples. It is a tourist center and health resort noted for its warm mineral springs.
(Placename) a volcanic island in the Tyrrhenian Sea, at the N end of the Bay of Naples. Area: 47 sq km (18 sq miles)
an Italian island in the Tyrrhenian Sea, W of Naples. 18 sq. mi. (47 sq. km).