odontology Syllabification: (o·don·tol·o·gy)Pronunciation: /ˌōdänˈtäləjē/Definition of odontology noun the scientific study of the structure and diseases of teeth. Derivatives odontologicalPronunciation: /ōˌdäntlˈäjəkəl/ adjective odontologistPronunciation: /-jist/ noun odontology in other Oxford dictionaries Definition of odontology in the British & World English dictionary