MONISM By N., Sam M.S. - 256 is the philosophical position which dictates that reality consists of one substance alone, whether that is mind, matter or God. MONISM: "In philosophy, the concept of monism argues the existence of only one substance." Related Psychology Terms DESCARTES, RENE (1596-1650) DEWEY, JOHN (1859-1952) FREUD, SIGMUND (1856-1939) DEMONOLOGY LOCKE, JOHN (1632-1704) JUNG, CARL GUSTAV (1875-1961) DUALISM ARISTOTLE (384-322 B.C.) EGO PSYCHOTHERAPY LYSERGIC ACID (LSD) Cite this page: N., Sam M.S., "MONISM," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/monism/ (accessed August 13, 2022).