Eg·a·di Islands 
(ĕgə-dē) also Ae·ga·de·an Isles (ē-gādē-ən) or Ae·ga·tes (-tēz)
(ĕgə-dē) also Ae·ga·de·an Isles (ē-gādē-ən) or Ae·ga·tes (-tēz) An island group of southwest Italy in the Mediterranean Sea west of Sicily. A Roman naval victory over the Carthaginians, achieved in a battle fought in the waters off the islands in 241 BC, ended the First Punic War.