CARTESIAN DUALISM By N., Pam M.S. - April 7, 2013 The position of Rene Descartes that there are 2 distinct and incompatable classes of matter. Extended substance that exists through space and thinking substance that has no extension into space. CARTESIAN DUALISM: "Cartesian dualism is a theory of Descartes that says the mind could exist if the material body didn't." Related Psychology Terms DUALISM CARTESIAN COORDINATE SYSTEM CONARIUM UNDULATIO REFLEXA CARTESIAN DUALISM MONISM CATEGORIZATION PINEAL GLAND ANIMAL SPIRITS CARTESIAN SELF Cite this page: N., Pam M.S., "CARTESIAN DUALISM," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/cartesian-dualism-2/ (accessed May 14, 2021).