- (v.i.) To ascertain or determine by mathematical processes, usually by the ordinary rules of arithmetic; to reckon up; to estimate; to compute.
- (v.i.) To ascertain or predict by mathematical or astrological computations the time, circumstances or other conditions of; to forecast or compute the character or consequences of; as, to calculate or cast one's nativity.
- (v.i.) To make a calculation; to forecast consequences; to estimate; to compute.
- (v.i.) To adjust for purpose; to adapt by forethought or calculation; to fit or prepare by the adaptation of means to an end; as, to calculate a system of laws for the government and protection of a free people.
- (v.i.) To plan; to expect; to think.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). calculate. Retrieved September 25, 2026, from http://smartdefine.org/calculate/definitions/1983861 |
| Chicago | Webster's. 2011. "calculate" http://smartdefine.org/calculate/definitions/1983861 (accessed September 25, 2026). |
| Harvard | Webster's 2011, calculate, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/calculate/definitions/1983861>. |
| MLA | Webster's. "calculate" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/calculate/definitions/1983861> |