WordWeb Online

1. The quality of being near to the true value
   "he was beginning to doubt the accuracy of his compass"
   - truth
    
2. (mathematics) the number of significant figures given in a number
   "the atomic clock enabled scientists to measure time with much greater accuracy"

Derived forms: accuracies

See also: accurate, inaccurate

Type of: quality

Antonym: inaccuracy

Encyclopedia: Accuracy