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untrue

[uhn-troo] /ʌnˈtru/
adjective, untruer, untruest.
1.
not true, as to a person or a cause, to fact, or to a standard.
2.
unfaithful; false.
3.
incorrect or inaccurate.
Origin of untrue
1050
before 1050; Middle English untrewe, Old English un(ge)trēowe; see un-1, true
Related forms
untrueness, noun
Synonyms
1. groundless, unfounded, erroneous.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for untrue
Contemporary Examples
Historical Examples
  • It would be untrue to say that Hester was not interested in the news.

    Weighed and Wanting George MacDonald
  • It is all untrue; actors were then, as now, only mummers without judgement.

    The Man Shakespeare Frank Harris
  • In these many years I have never been untrue to you in a single thought.

    Little Dorrit Charles Dickens
  • But I will not believe you when you tell me what I know to be untrue.

    Alarms and Discursions G. K. Chesterton
  • All of which Tony Cornish remembered later; for it was untrue.

    Roden's Corner Henry Seton Merriman
British Dictionary definitions for untrue

untrue

/ʌnˈtruː/
adjective
1.
incorrect or false
2.
disloyal
3.
diverging from a rule, standard, or measure; inaccurate
Derived Forms
untrueness, noun
untruly, adverb
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
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Word Origin and History for untrue
adj.

Old English untreowe "unfaithful" (of persons), from un- (1) "not" + true (adj.). Cf. Middle Dutch ongetrouwe, Middle Low German ungetruwe, Old High German ungitriuwi, Old Norse utryggr. Meaning "contrary to facts" is attested from c.1300.

Online Etymology Dictionary, © 2010 Douglas Harper
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