# calculation

[kal-kyuh-ley-shuh n]

- the act or process of calculating; computation.
- the result or product of calculating: His calculations agree with ours.
- an estimate based on the known facts; forecast: Her calculation of the building costs proved quite accurate.
- forethought; prior or careful planning.
- scheming selfishness.

## Origin of calculation^{}

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Examples from the Web for calculational

### Historical Examples

#### Horrocks was possessed of great ability in calculational astronomy also.

AstronomyDavid Todd

# calculation

- the act, process, or result of calculating
- an estimation of probability; forecast
- careful planning or forethought, esp for selfish motives

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Word Origin and History for calculational

# calculation

### n.

late 14c., from Late Latin calculationem (nominative calculatio), noun of action from past participle stem of calculare "to reckon, compute," from Latin calculus "reckoning, account," originally "pebble used in counting," diminutive of calx (genitive calcis) "limestone" (see chalk (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper