psychopathological UK /saɪ.kəʊˌpæθ.əˈlɒd͡ʒ.ɪ.k(ə)l/US /saɪ.koʊˌpæθ.əˈlɑːd͡ʒ.ɪ.k(ə)l/ adjective1 •Of or relating to psychopathology.