(n.) The quality or state of being radical; specifically, the doctrines or principles of radicals in politics or social reform.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). radicalism. Retrieved September 21, 2026, from http://smartdefine.org/radicalism/definitions/2052282 |
| Chicago | Webster's. 2011. "radicalism" http://smartdefine.org/radicalism/definitions/2052282 (accessed September 21, 2026). |
| Harvard | Webster's 2011, radicalism, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/radicalism/definitions/2052282>. |
| MLA | Webster's. "radicalism" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/radicalism/definitions/2052282> |