an island in the Mediterranean, constituting a region of Italy, and separated from the SW tip of the mainland by the Strait of Messina: largest island in the Mediterranean. 9924 sq. mi. (25,705 sq. km).
the largest island in the Mediterranean, separated from the tip of SW Italy by the Strait of Messina: administratively an autonomous region of Italy; settled by Phoenicians, Greeks, and Carthaginians before the Roman conquest of 241 bc; under Normans (12th–13th centuries); formed the Kingdom of the Two Sicilies with Naples in 1815; mountainous and volcanic. Capital: Palermo. Pop: 4 972 124 (2003 est). Area: 25 460 sq km (9830 sq miles) Latin names Sicilia, Trinacria Italian name Sicilia
island off the southern tip of Italy, from L. Sicilia, from Gk. Sikelia, from Sikeloi (pl.) "Sicilians," from the name of an ancient people on the Tiber, whence part of them emigrated to the island that was named for them.