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calculation

 - 3 dictionary results

cal⋅cu⋅la⋅tion

[kal-kyuh-ley-shuhn]
–noun
1. the act or process of calculating; computation.
2. the result or product of calculating: His calculations agree with ours.
3. an estimate based on the known facts; forecast: Her calculation of the building costs proved quite accurate.
4. forethought; prior or careful planning.
5. scheming selfishness.

Origin:
1350–1400; ME < LL calculātiōn- (s. of calculātiō reckoning). See calculate, -ion


cal⋅cu⋅la⋅tive [kal-kyuh-ley-tiv, ‑luh-tiv] , cal⋅cu⋅la⋅tion⋅al, cal⋅cu⋅la⋅to⋅ry [kal-kyuh-luh-tawr-ee, ‑tohr-ee] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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cal·cu·la·tion   (kāl'kyə-lā'shən)   
n.  
    1. The act, process, or result of calculating.

    2. An estimate based on probabilities.

  1. Careful, often cunning estimation and planning of likely outcomes, especially to advance one's own interests.

cal'cu·la'tive adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

calculation 
1393, from L.L. calculationem, from calculare, from L. calculus "reckoning, account," originally "pebble used in counting," dim. of calx (gen. calcis) "limestone." Calculating "shrewd, selfish" is from 1809. Calculator "adding machine" is from 1784; application to the electronic form is from 1946.
Online Etymology Dictionary, © 2001 Douglas Harper
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