The Collaborative International Dictionary of English v.0.48:

Precision \Pre*ci"sion\, n. [Cf. F. pr['e]cision, L. praecisio a
   cutting off. See Precise.]
   The quality or state of being precise; exact limitation;
   exactness; accuracy; strict conformity to a rule or a
   standard; definiteness.
   [1913 Webster]

         I have left out the utmost precisions of fractions.
                                                  --Locke.
   [1913 Webster]

   Syn: Preciseness; exactness; accuracy; nicety.

   Usage: Precision, Preciseness. Precision is always used
          in a good sense; as, precision of thought or language;
          precision in military evolutions. Preciseness is
          sometimes applied to persons or their conduct in a
          disparaging sense, and precise is often used in the
          same way.
          [1913 Webster]

WordNet (r) 3.0 (2006):

precision
    n 1: the quality of being reproducible in amount or performance;
         "he handled it with the preciseness of an automaton"; "note
         the meticulous precision of his measurements" [syn:
         preciseness, precision] [ant: impreciseness,
         imprecision]

The Free On-line Dictionary of Computing (19 January 2023):

precision

    The number of decimal places to which a number
   is computed.

   Compare accuracy.

   (1998-04-19)