symptomatologyPronunciation: /ˌsɪm(p)tə(ʊ)məˈtɒlədʒi/ (also symptomology /ˌsɪm(p)tə(ʊ)ˈmɒlədʒi/)Definition of symptomatology noun [mass noun] the set of symptoms characteristic of a medical condition or exhibited by a patient. symptomatology in other Oxford dictionaries Definition of symptomatology in the US English dictionary