Psychopathology is a polysemic term. In one very general sense it refers to the study of mental disorder, mental distress, and abnormal/maladaptive behavior. In this context the term is most commonly used within psychiatry where pathology refers to disease processes. Abnormal psychology is a similar term used more frequently in the non-medical field of psychology. Another very general use of the term is to refer to mental symtoms (e.g.