encyclopedic Syllabification: (en·cy·clo·pe·dic)Pronunciation: /enˌsīkləˈpēdik/ (also chiefly British encyclopaedic)Definition of encyclopedic adjective comprehensive in terms of information:he has an almost encyclopedic knowledge of food relating to or containing names of famous people and places and information about words that is not simply linguistic:a dictionary with encyclopedic materialDerivatives encyclopedicallyPronunciation: /-(ə)lē/ adverb encyclopedic in other Oxford dictionaries Definition of encyclopedic in the British & World English dictionary