Main Entry:

¹pre·ci·sion

Pronunciation:

\pri-ˈsi-zhən\

Function:

noun

Date:

1740

1: the quality or state of being precise : exactness2 a: the degree of refinement with which an operation is performed or a measurement stated — compare accuracy 2b b: the accuracy (as in binary or decimal places) with which a number can be represented usually expressed in terms of the number of computer words available for representation <double precision arithmetic permits the representation of an expression by two computer words>3: relevance 2

— pre·ci·sion·ist \-ˈsi-zhə-nist, -ˈsizh-nist\ noun