- (n.) Any solid concretion, formed in any part of the body, but most frequent in the organs that act as reservoirs, and in the passages connected with them; as, biliary calculi; urinary calculi, etc.
- (n.) A method of computation; any process of reasoning by the use of symbols; any branch of mathematics that may involve calculation.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). calculus. Retrieved September 23, 2026, from http://smartdefine.org/calculus/definitions/1983872 |
| Chicago | Webster's. 2011. "calculus" http://smartdefine.org/calculus/definitions/1983872 (accessed September 23, 2026). |
| Harvard | Webster's 2011, calculus, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/calculus/definitions/1983872>. |
| MLA | Webster's. "calculus" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/calculus/definitions/1983872> |