(n.) The science of the human soul; specifically, the systematic or scientific knowledge of the powers and functions of the human soul, so far as they are known by consciousness; a treatise on the human soul.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). psychology. Retrieved September 27, 2026, from http://smartdefine.org/psychology/definitions/2050581 |
| Chicago | Webster's. 2011. "psychology" http://smartdefine.org/psychology/definitions/2050581 (accessed September 27, 2026). |
| Harvard | Webster's 2011, psychology, Smart Define, viewed 27 September, 2026, <http://smartdefine.org/psychology/definitions/2050581>. |
| MLA | Webster's. "psychology" 27 May 2011. Web. 27 September 2026. <http://smartdefine.org/psychology/definitions/2050581> |