[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

1350–1400; Middle English < Late Latin calculātiōn- (stem of calculātiō reckoning). See calculate, -ion
Related formscal·cu·la·tive [kal-kyuh-ley-tiv, ‐luh-tiv] /ˈkæl kyəˌleɪ tɪv, ‐lə tɪv/, cal·cu·la·tion·al, cal·cu·la·to·ry [kal-kyuh-luh-tawr-ee, ‐tohr-ee] /ˈkæl kyə ləˌtɔr i, ‐ˌtoʊr i/, adjectivenon·cal·cu·la·tive, adjectivepre·cal·cu·la·tion, nounun·cal·cu·la·tive, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for calculation

Contemporary Examples of calculation

Historical Examples of calculation

  • He, Philip Crane, the man of calculation, was but a creature of emotion.


    W. A. Fraser

  • And sure enough, we found it wuz the calculation of some on 'em.

    Samantha Among the Brethren, Part 4.

    Josiah Allen's Wife (Marietta Holley)

  • There is no possible position, it is said, which he did not take into calculation.

  • "Ah, reason and calculation are often outdone by accident," returned the scout.

    The Last of the Mohicans

    James Fenimore Cooper

  • We acted upon the calculation that a woman with her thirty per cent.


    Theodor Hertzka

British Dictionary definitions for 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 calculation

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