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See more synonyms for imprecise on Thesaurus.com
  1. not precise; not exact; vague or ill-defined.
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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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for imprecision

deception, defect, exaggeration, blunder, solecism, erratum, incorrectness, unfaithfulness, miscalculation, wrong, slip, fault, mistake, imprecision, typo, corrigendum, unreliability, howler, ambiguity, cloudiness

Examples from the Web for imprecision

Historical Examples of imprecision

  • The local term in doraghie is apparently the same heard in Ticonderoga--the imprecision of writing Indian making the difference.

    Personal Memoirs Of A Residence Of Thirty Years With The Indian Tribes On The American Frontiers

    Henry Rowe Schoolcraft

British Dictionary definitions for imprecision


  1. not precise; inexact or inaccurate
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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 imprecision


1803, from assimilated form of in- (1) "not, opposite of" + precision.

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

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Online Etymology Dictionary, © 2010 Douglas Harper