in·ac·cu·ra·cy | \(ˌ)i-ˈna-kyə-rə-sē, -k(ə-)rə-sē\
plural inaccuracies

Definition of inaccuracy 

1 : the quality or state of being inaccurate

2 : mistake, error

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Examples of inaccuracy in a Sentence

I pointed out the inaccuracy of his statement. The text is filled with inaccuracies.

Recent Examples on the Web

One of the first people to pull off this feat, a photographer from Philadelphia named William Nicholson Jennings, explicitly set out to prove the inaccuracy of the conventional lightning zigzag. Steph Yin, New York Times, "Do You Know What Lightning Really Looks Like?," 11 June 2018 Critics say its inaccuracies are unfair to a former president, Luiz Inácio Lula da Silva, who is the leading candidate in the polls for the election this fall. Manuela Andreoni, New York Times, "Latest Uproar in Brazil’s Raw Political Debate: A Netflix Series," 2 Apr. 2018 Scott addressed concerns about his historical inaccuracy in the preface to his 1822 novel Peveril of the Peak, and his arguments are relevant to Noonan’s column. Christopher J. Scalia, National Review, "Must Dramatic Art Be Historically Accurate?," 10 Jan. 2018 Clearing up those inaccuracies is part of the typical process of finalizing all internal audit reports. David Jesse, Detroit Free Press, "University of Michigan disputes its own auditors who probed endowment," 4 May 2018 As Laimer points out in the comments on his YouTube video, the watch loses about half a second per minute, an inaccuracy that'll add up quick. Eric Limer, Popular Mechanics, "This 3D-Printed Mechanical Watch Is Super Impressive and Super Huge," 11 Jan. 2016 Leonid Gavrilov, a longevity researcher at the University of Chicago in Illinois, notes that even small inaccuracies in the Italian longevity records could lead to a spurious conclusion. Elie Dolgin, Scientific American, "There's No Limit to Longevity, Says Study Reviving Human Life Span Debate," 1 July 2018 Bortles' bouts with inaccuracy could also leave Chark frustrated and allow defenses to pay him little mind. Michael Middlehurst-schwartz, USA TODAY, "NFL draft boom-or-bust picks: Josh Allen among riskiest players," 30 Apr. 2018 Appearance-wise, the biggest inaccuracy in Jurassic Park‘s dinosaurs is the lack of feathers and colorful plumage, some knowledge about which has been gained in the years since the franchise debuted. Olivia B. Waxman, Time, "The Real Scientific History Behind the Jurassic Park Dinosaurs," 22 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inaccuracy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of inaccuracy

circa 1755, in the meaning defined at sense 1

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Last Updated

15 Oct 2018

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Time Traveler for inaccuracy

The first known use of inaccuracy was circa 1755

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More Definitions for inaccuracy



English Language Learners Definition of inaccuracy

: lack of correctness or exactness : lack of accuracy

: a statement that is not correct : an error or mistake


in·ac·cu·ra·cy | \in-ˈak-yə-rə-sē \
plural inaccuracies

Kids Definition of inaccuracy

1 : lack of correctness or exactness I pointed out the inaccuracy of his statement.

2 : error, mistake Your report contains inaccuracies.

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More from Merriam-Webster on inaccuracy

Thesaurus: All synonyms and antonyms for inaccuracy

Spanish Central: Translation of inaccuracy

Nglish: Translation of inaccuracy for Spanish Speakers

Comments on inaccuracy

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not any or not one

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