psychopathologist

1 of 2

noun

psy·​cho·​pa·​thol·​o·​gist -pə-ˈthäl-ə-jəst, -pa- 

: a specialist in psychopathology

psychopathology

2 of 2

noun

psy·​cho·​pa·​thol·​o·​gy ˌsī-kō-pə-ˈthäl-ə-jē, -pa- 

plural psychopathologies

1

: the study of psychological and behavioral dysfunction occurring in mental illness or in social disorganization

2

: disordered psychological and behavioral functioning (as in mental illness)

the theory that holidays are associated with an increased incidence of psychopathology

—Science News