Menelaus Syllabification: (Men·e·la·us)Pronunciation: /ˌmenəˈlāəs/ Greek MythologyDefinition of Menelaus king of Sparta, husband of Helen and brother of Agamemnon. Helen was stolen from him by Paris, an event that provoked the Trojan War. Menelaus in other Oxford dictionaries Definition of Menelaus in the British & World English dictionary