Idomeneus Syllabification: (I·dom·e·neus)Pronunciation: /īˈdämən(y)o͞os, īˌdäməˈnēəs/ Greek MythologyDefinition of Idomeneus king of Crete, son of Deucalion and descendant of Minos. He was forced to kill his son after vowing to sacrifice the first living thing that he met on his return from the Trojan War. Idomeneus in other Oxford dictionaries Definition of Idomeneus in the British & World English dictionary