accuracy

noun
ac·​cu·​ra·​cy | \ ˈa-kyə-rə-sē How to pronounce accuracy (audio) , ˈa-k(ə-)rə-\
plural accuracies

Definition of accuracy

1 : freedom from mistake or error : correctness checked the novel for historical accuracy
2a : 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

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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.
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Recent Examples on the Web

But the central event can be recalled with accuracy. Brian Resnick, Vox, "Donald Trump’s attack on Christine Blasey Ford’s memory is cruel — and wrong," 3 Oct. 2018 Usually when a storm approaches the coast, forecasters can tell with ever-increasing accuracy who will get walloped. Seth Borenstein, Fox News, "For meteorologists, Florence 'is a horrific nightmare storm'," 13 Sep. 2018 According to the company, the technology can improve a wide variety of VR interactions, including, for example, catching and throwing balls with greater accuracy than other control systems. Eric Adams, WIRED, "VR Pilot Training Now Comes With a Sense of Touch," 26 June 2018 In 31 healthy pregnant women from Denmark, the researchers measured nine cell-free RNA molecules to predict gestational age with comparable accuracy to ultrasound. Jacqueline Howard, CNN, "Blood tests to predict preterm birth risk raise excitement -- and questions," 7 June 2018 The project was a fun way to demonstrate that the μRobotex can operate with an accuracy of less than two nanometers. Brigit Katz, Smithsonian, "Scientists Built the World’s Smallest House," 24 May 2018 Last November, researchers from Google wrote that the company could use its automatic speech recognition technology to automatically transcribe medical conversations with relative accuracy. Casey Ross, STAT, "More patients are taking home recordings of their doctor visits. But who else could listen?," 18 May 2018 The book, coming out March 12, makes the case that not only will AI improve the accuracy... Sumathi Reddy, WSJ, "A Doctor’s Prescription for More AI in Medicine," 4 Mar. 2019 And the effectiveness of their metacognition could be evaluated using the accuracy of their answers. John Timmer, Ars Technica, "Political radicals don’t evaluate their own errors—about anything," 21 Dec. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'accuracy.' 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 accuracy

1644, in the meaning defined at sense 1

History and Etymology for accuracy

accur(ate) + -acy

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Learn More about accuracy

Statistics for accuracy

Last Updated

22 Apr 2019

Look-up Popularity

Time Traveler for accuracy

The first known use of accuracy was in 1644

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More Definitions for accuracy

accuracy

noun

English Language Learners Definition of accuracy

: freedom from mistake or error : the quality or state of being accurate
: the ability to work or perform without making mistakes

accuracy

noun
ac·​cu·​ra·​cy | \ ˈa-kyə-rə-sē How to pronounce accuracy (audio) \

Kids Definition of accuracy

: freedom from mistakes

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Comments on accuracy

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