accuracy

noun

ac·​cu·​ra·​cy ˈa-kyə-rə-sē 

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

Synonyms

• accurateness
• closeness
• delicacy
• exactitude
• exactness
• fineness
• nicety
• perfection
• preciseness
• precision
• rigor
• rigorousness
• ultraprecision
• veracity

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

These insights enabled the platform to predict fashion trends and customer preferences with greater accuracy, leading to a reduction in waste and an increase in profitability. —Brianna Kamienski, USA TODAY, 20 July 2024

Chung strived for scientific accuracy as much as possible in his Daisy Edgar-Jones, Glen Powell and Anthony Ramos vehicle. —Mikey O'Connell, The Hollywood Reporter, 19 July 2024

Zoom out: Part of the brand overhaul includes leaning into more authoritative coverage of celebrity news, with new contributors, and a larger focus on accuracy and truth in the age of AI, Wakeford said. —Sara Fischer, Axios, 17 July 2024

Doubts about the accuracy and value of polling are widely shared across Biden’s White House team. —Toluse Olorunnipa, Washington Post, 16 July 2024

Word History

Etymology

accur(ate) + -acy

First Known Use

1644, in the meaning defined at sense 1

Kids Definition

accuracy

noun

ac·​cu·​ra·​cy ˈak-yə-rə-sē 

plural accuracies

1

: freedom from error : correctness

2

: conformity to a standard : exactness