noun: (historical) An Ancient Greek city in the country of Ætolia, north of the Gulf of Patras in western Greece, situated on the west bank of the river Evenus.
noun: (historical, Greek mythology) The legendary founding king and eponym of the city of Calydon, whose failure to honour the goddess Artemis in a rite resulted in her sending the Calydonian Boar to lay waste to the city.