
1) Aagean island 2) Island in the Aegean 3) Island of Greece 4) Island of the North Aegean 5) Mountainous Greek island 
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https://www.crosswordclues.com/clue/icaria

 Icaria, also spelled Ikaria (Ικαρία), is a Greek island in the Aegean Sea, 10 nautical miles (19 km) southwest of Samos. It derived its name from Icarus, the son of Daedalus in Greek mythology, who fell into the sea nearby. Administratively the island forms a separate municipality within the Ikaria regional unit, which is part of the North A...
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http://en.wikipedia.org/wiki/Icaria
 [genus]
[genus]  Icaria is a genus of eusocial paper wasps in the Ropalidiini tribe. It contains the following species: ==Enemy species== An enemy of Icaria is the Vespa deusta, which will invade and rob Icaria nests. ...
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http://en.wikipedia.org/wiki/Icaria_(genus)

a Greek island in the Aegean Sea: a part of the Southern Sporades group. 7702; 99 sq. mi. (256 sq. km). · any of the former Utopian communities founded by the followers of Étienne Cabet, esp. the one established at Nauvoo, Illinois, in 1849.
Found on 
https://www.infoplease.com/dictionary/icaria
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