untrue
Americanadjective
-
not true, as to a person or a cause, to fact, or to a standard.
- Synonyms:
- erroneous, unfounded, groundless
-
unfaithful; false.
-
incorrect or inaccurate.
adjective
-
incorrect or false
-
disloyal
-
diverging from a rule, standard, or measure; inaccurate
Other Word Forms
Etymology
Origin of untrue
before 1050; Middle English untrewe, Old English un ( ge ) trēowe; see un- 1, true
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Arday said this was untrue and Liverpool John Moores University said after a review that it stood by the quality of the research.
From BBC ● Aug. 15, 2026
If he was implying that the money was specifically pigeonholed for an accelerated retirement of government securities, that’s untrue.
From Los Angeles Times ● Aug. 6, 2026
She also said “the claim that Mr. Bisignano’s growing responsibilities at JPMorgan were accompanied by a pattern of undermining colleagues is patently untrue and inaccurate.”
From The Wall Street Journal ● Jul. 21, 2026
Eddins’ majority applied the false-evidence standard used when prosecutors knowingly present untrue testimony, holding that the state constitution makes the prosecutor’s knowledge irrelevant.
From Slate ● Jul. 17, 2026
She had never forgotten that expression: childbirth as an act of blasé bourgeoisie—how funny, how untrue it was.
From "Half of a Yellow Sun" by Chimamanda Ngozi Adichie
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And Graham once more snatched her aloft, and she again punished him; and while she pulled his lion's locks, termed him—"The naughtiest, rudest, worst, untruest person that ever was."
From Villette by Charlotte Brontë
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.