ETIOLOGY By Nugent, Pam M.S. - April 7, 2013 1. Cause and progression of a disease. 2. Science dealing with the causes of physical and mental disorders. ETIOLOGY: "Etiology deals with a disease and their progression." Related Psychology Terms PSYCHOSCIENCE GERIATRIC DISORDER PSYCHEDELIC THERAPY SUBSTANCE-RELATED DISORDERS FUNCTIONAL DYSPAREUNIA WEBER-FECHNER LAW BIOPSYCHOSOCIAL SYSTEM BIOLOGICAL PSYCHOLOGY BIOLOGY EXAMINATION Cite this page: Nugent, Pam M.S., "ETIOLOGY," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/etiology/ (accessed June 25, 2017).