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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 of accuracy
1655-1665
1655-65; accur(ate) + -acy
Related forms
hyperaccuracy, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for accuracy
Contemporary Examples
Historical Examples
  • The account we have of their movements is so meagre that it is impossible to follow with accuracy the route they traversed.

    Christopher Carson John S. C. Abbott
  • It was simply impossible to judge with any accuracy of the distance of the ship.

    Malbone Thomas Wentworth Higginson
  • He made pellets of clay from his father's studio; and I was deeply affected by the long range and accuracy of these weapons.

    Hawthorne and His Circle Julian Hawthorne
  • Everything combines to prove the accuracy of my observations.

    The Lamplighter Charles Dickens
  • He was born between 1015 and 1020—this is the nearest that we can approach to accuracy.

    The Makers of Modern Rome Mrs. (Margaret) Oliphant
British Dictionary definitions for accuracy

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 accuracy
n.

1660s, from accurate + -cy.

Online Etymology Dictionary, © 2010 Douglas Harper
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accuracy in Technology

mathematics
How close to the real value a measurement is.
Compare precision.
(1998-04-19)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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17
20
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