NONPERSON By N., Sam M.S. - 0 noun. Reference: personality deterioration. NONPERSON: "Samuel felt his colleagues began to treat him like he was a nonperson after hearing of his dismissal." Related Psychology Terms Developing a Case Study FREUD, SIGMUND (1856-1939) OBSESSRVE-COMPULSIVE REACTION Hitler and Conformity ANTISOCIAL REACTION SULLIVAN, HARRY STACK (1892- 1949) CYCLOTHYMIC PERSONALITY (Cycloid Personality) READING DISABILITY (Paralexia, Dyslexia) SCHIZOID PERSONALITY (Schizo- thymic Personality) Diagnosis and Treatment Planning Cite this page: N., Sam M.S., "NONPERSON," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/nonperson/ (accessed November 28, 2021).