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accuracy

[ak-yer-uh-see] /ˈæk yər ə si/
noun, plural accuracies.
1.
the condition or quality of being true, correct, or exact; freedom from error or defect; precision or exactness; correctness.
2.
Chemistry, Physics. the extent to which a given measurement agrees with the standard value for that measurement.
Compare precision (def 6).
3.
Mathematics. the degree of correctness of a quantity, expression, etc.
Compare precision (def 5).
Origin
1655-1665
1655-65; accur(ate) + -acy
Related forms
hyperaccuracy, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for accuracies

accuracy

/ˈækjʊrəsɪ/
noun (pl) -cies
1.
faithful measurement or representation of the truth; correctness; precision
2.
(physics, chem) the degree of agreement between a measured or computed value of a physical quantity and the standard or accepted value for that quantity
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
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Word Origin and History for accuracies

accuracy

n.

1660s, from accurate + -cy.

Online Etymology Dictionary, © 2010 Douglas Harper
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16
20
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