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See more synonyms for accuracy on Thesaurus.com
noun, plural ac·cu·ra·cies.
  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).
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Origin of accuracy

First recorded in 1655–65; accur(ate) + -acy
Related formshy·per·ac·cu·ra·cy, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for accuracy

veracity, skill, truthfulness, certainty, efficiency, strictness, incisiveness, exactitude, closeness, sharpness, carefulness, meticulousness, preciseness, sureness, mastery, exactness, verity, definiteness, definitiveness, definitude

Examples from the Web for accuracy

Contemporary Examples of accuracy

Historical Examples of accuracy

  • With the accuracy of his nation, he beamingly replied, "Seeshundredtousand."


    Thomas Wentworth Higginson

  • It was simply impossible to judge with any accuracy of the distance of the ship.


    Thomas Wentworth Higginson

  • Everything combines to prove the accuracy of my observations.

    The Lamplighter

    Charles Dickens

  • Accuracy in speaking and writing had, indeed, been early impressed upon her.

  • For one thing, he must be able to estimate distance with some degree of accuracy.

    The Leopard Woman

    Stewart Edward White

British Dictionary definitions for accuracy


noun plural -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
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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 accuracy


1660s, from accurate + -cy.

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Online Etymology Dictionary, © 2010 Douglas Harper