accuracy

noun

ac·​cu·​ra·​cy ˈa-kyə-rə-sē How to pronounce accuracy (audio)
ˈa-k(ə-)rə-
plural accuracies
1
: freedom from mistake or error : correctness
checked the novel for historical accuracy
2
a
: conformity to truth or to a standard or model : exactness
impossible to determine with accuracy the number of casualties
b
: degree of conformity of a measure to a standard or a true value compare precision entry 1 sense 2a

Examples of accuracy in a Sentence

Each experiment is performed twice to ensure accuracy. The police questioned the accuracy of his statement. He could not say with any accuracy what he had seen. Several managers have tried to increase the speed and accuracy of the workers.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But none of those accuracy mistakes compared to Texas’ baserunning blunder in the seventh inning. Matt Byrne, Arkansas Online, 3 May 2025 The current list, which is the result of reporting by CBS news and whose accuracy the government still won’t confirm, is incomplete. Jonathan Blitzer, New Yorker, 2 May 2025 Ronan bopped her head, and the students were asked to move an arm up and down to the beat of a percussive metronome, while the researchers measured their accuracy. Margherita Bassi, Smithsonian Magazine, 2 May 2025 An early sculpt of what would become the animatronic was revealed, one complete with age spots on Disney’s hands and weariness around his eyes — Imagineers stressed their intent is faithful accuracy — but much of the attraction remains secretive. Todd Martens, Los Angeles Times, 2 May 2025 See All Example Sentences for accuracy

Word History

Etymology

accur(ate) + -acy

First Known Use

1644, in the meaning defined at sense 1

Time Traveler
The first known use of accuracy was in 1644

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Cite this Entry

“Accuracy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/accuracy. Accessed 14 May. 2025.

Kids Definition

accuracy

noun
ac·​cu·​ra·​cy ˈak-yə-rə-sē How to pronounce accuracy (audio)
plural accuracies
1
: freedom from error : correctness
2
: conformity to a standard : exactness

More from Merriam-Webster on accuracy

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