- (n.) One who disbelieves or denies the existence of a God or supreme intelligent Being.
- (n.) A godless person.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). atheist. Retrieved September 23, 2026, from http://smartdefine.org/atheist/definitions/1976766 |
| Chicago | Webster's. 2011. "atheist" http://smartdefine.org/atheist/definitions/1976766 (accessed September 23, 2026). |
| Harvard | Webster's 2011, atheist, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/atheist/definitions/1976766>. |
| MLA | Webster's. "atheist" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/atheist/definitions/1976766> |