ˌmȯ(r)fənōˈmānēə noun
also mor·phi·o·ma·nia -fēōˈ-
Etymology: morphinomania from New Latin, from morphino- (from International Scientific Vocabulary morphine ) + Late Latin mania; morphiomania from New Latin, from morphio- (from morphia ) + Late Latin mania
: an habitual and uncontrollable craving for morphine