OREXIS By N., Sam M.S. - 3 the affective, appetitive personality of an activity or action, versus the mental facets. Commonly referred to as orexia. OREXIS: "His orexis for the woman was beginning to interfere with his work performance." Related Psychology Terms ADOLESCENCE (Theories) Developing a Case Study FREUD, SIGMUND (1856-1939) READING DISABILITY (Paralexia, Dyslexia) Hitler and Conformity OBSESSRVE-COMPULSIVE REACTION ANTISOCIAL REACTION JUNG, CARL GUSTAV (1875-1961) PERSONALITY TRAIT THEORY SCHIZOID PERSONALITY (Schizo- thymic Personality) Cite this page: N., Sam M.S., "OREXIS," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/orexis/ (accessed June 28, 2022).