epicondyle Syllabification: (ep·i·con·dyle)Pronunciation: /ˌepiˈkänˌdīl, -ˈkändl/Definition of epicondyle noun Anatomy a protuberance above or on the condyle of a long bone, especially either of the two at the elbow end of the humerus. Derivatives epicondylarPronunciation: /-ˈkändl-ər/ adjective Origin: mid 19th century: from French épicondyle, modern Latin epicondylus (see epi-, condyle)epicondyle in other Oxford dictionaries Definition of epicondyle in the British & World English dictionary