[ pri-sizh-uhn ]
/ prɪˈsɪʒ ən /



of, relating to, or characterized by precision: precision swimming; precision instruments for aircraft.

Origin of precision

1630–40; < Latin praecīsiōn- (stem of praecīsiō) a cutting off. See precise, -ion
Related formspre·ci·sion·al, adjectiveo·ver·pre·ci·sion, nounul·tra·pre·ci·sion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for precision

British Dictionary definitions for precision


/ (prɪˈsɪʒən) /


the quality of being precise; accuracy
(modifier) characterized by or having a high degree of exactnessprecision grinding; a precision instrument
Derived Formsprecisionism, nounprecisionist, noun

Word Origin for precision

C17: from Latin praecīsiō a cutting off; see precise
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for precision



1630s, "a cutting off (mentally), abstraction," from French précision (16c.) and directly from Latin praecisionem (nominative praecisio) "a cutting off," noun of action from past participle stem of praecidere (see precise). Meaning "preciseness" is from 1740.

Online Etymology Dictionary, © 2010 Douglas Harper