osteopathy Syllabification: (os·te·op·a·thy)Pronunciation: /ˌästēˈäpəTHē/Definition of osteopathy noun a branch of medical practice that emphasizes the treatment of medical disorders through the manipulation and massage of the bones, joints, and muscles. Derivatives osteopathPronunciation: /ˈästēəˌpaTH/ noun osteopathicPronunciation: /ˌästēəˈpaTHik/ adjective osteopathicallyPronunciation: /ˌästēəˈpaTHik(ə)lē/ adverb osteopathy in other Oxford dictionaries Definition of osteopathy in the British & World English dictionary