accuracy
n. uncountablen. the quality of being correct or exact. You use this to describe how close a result or a piece of information is to the truth.
n. the quality or state of being precise or correct; the degree to which a result conforms to the correct value or a standard.
The scientist checked the accuracy of the data.
The weather forecast has improved in accuracy over the last decade thanks to better satellite technology.
While the journalist's report captured the emotional weight of the event, critics questioned the historical accuracy of several key dates and names mentioned in the article.
* First attested in the 1660s. * accurate + -cy
Often paired with the preposition 'of' to specify the subject being measured.
The accuracy for the clock is high.The accuracy of the clock is high.Accuracy is typically followed by 'of' when identifying the object that is precise.