[ uhn-troo ]
/ ʌnˈtru /

adjective, un·tru·er, un·tru·est.

not true, as to a person or a cause, to fact, or to a standard.
unfaithful; false.
incorrect or inaccurate.

Nearby words

  1. untried,
  2. untrimmed,
  3. untrod,
  4. untrodden,
  5. untroubled,
  6. untruss,
  7. untrustworthy,
  8. untruth,
  9. untruthful,
  10. untuck

Origin of untrue

before 1050; Middle English untrewe, Old English un(ge)trēowe; see un-1, true

Related formsun·true·ness, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for untrue

British Dictionary definitions for untrue


/ (ʌnˈtruː) /


incorrect or false
diverging from a rule, standard, or measure; inaccurate
Derived Formsuntrueness, noununtruly, 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

Word Origin and History for untrue



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