not precise; not exact; vague or ill-defined.

Origin of imprecise

First recorded in 1795–1805; im-2 + precise
Related formsim·pre·cise·ly, adverbim·pre·ci·sion [im-pruh-sizh-uh n] /ˌɪm prəˈsɪʒ ən/, im·pre·cise·ness, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for imprecise



not precise; inexact or inaccurate
Derived Formsimprecisely, adverbimprecision (ˌɪmprɪˈsɪʒən) or impreciseness, noun
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 imprecise

1805, from assimilated form of in- (1) "not, opposite of" + precise. Related: Imprecisely.

Online Etymology Dictionary, © 2010 Douglas Harper