accuracy Meaning, Definition & Usage

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

WordNet

Ac"cu*ra*cy noun
Etymology
See Accurate.
Definitions
  1. The state of being accurate; freedom from mistakes, this exemption arising from carefulness; exact conformity to truth, or to a rule or model; precision; exactness; nicety; correctness; as, the value of testimony depends on its accuracy.
    The professed end [of logic] is to teach men to think, to judge, and to reason, with precision and accuracy. Reid.
    The accuracy with which the piston fits the sides. Lardner.

Webster 1913