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Webster 1828 Edition
Calculalation
CALCULALATION
,Noun.
1.
The art, practice or manner of computing by numbers. The use of numbers, by addition, subtraction, multiplication, or division, for the purpose of arriving at a certain result. Thus computations in astronomy and geometry for making tables of numbers are called calculations.2.
The result of an arithmetical operation; computation; reckoning.3.
Estimate formed in the mind by comparing the various circumstances and facts which influence its determination.