untrue

adjective

ˌən-ˈtrü How to pronounce untrue (audio)
Definition of untruenext
1
as in erroneous
not being in agreement with what is true "the sky is purple" is an untrue statement

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms
2
as in false
not true in one's allegiance to someone or something untrue to his country in its time of need

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of untrue Seeing a lot of negative chatter out there, including claims that CPUs are not needed as much as thought in agentic AI (just untrue). — Jim Cramer, CNBC, 3 Aug. 2026 The outlet’s fact-check concluded that the bottle-throwing being an intentional attack on Sanborn was untrue. — Claire Carter, The Washington Examiner, 31 July 2026 That is both not enough rides to understand the concerns of frequent riders and flatly untrue. — Nik Hunder, Chicago Tribune, 19 July 2026 The name suggests camping chairs are only used for sitting around a fire in the great outdoors, which is untrue. — Bestreviews, Mercury News, 16 July 2026 See All Example Sentences for untrue
Recent Examples of Synonyms for untrue
  1. erroneous
  2. false
  3. inaccurate
  4. traitorous
  5. incorrect
  6. unreliable
  7. wrong
Adjective
  • For example, antiquarian scholars introduced the erroneous notion that druids built stone circles—most notably Stonehenge—for their ceremonies, an idea that became embedded in the popular imagination during the 18th century.
    — Encyclopedia Britannica, Encyclopedia Britannica, 14 Aug. 2026
  • The erroneous reports prompted Katsina United to release another statement confirming Ozor’s death.
    — Adam England, PEOPLE, 14 Aug. 2026
Definition of erroneous
Adjective
  • But to build a web of accusations based on false premises and the manipulation of reality in order to attack the Biennale and a film invited to compete is a petty and unacceptable act.
    — John Bleasdale, Variety, 19 Aug. 2026
  • China’s aircraft engineers have warned that artificial intelligence could feed false data into military intelligence, potentially distorting the design and operation of advanced weapons.
    — Aamir Khollam, Interesting Engineering, 19 Aug. 2026
Definition of false
Adjective
  • These messages were a launching pad for the spread of inaccurate data, particularly claims about an 82% risk of miscarriage associated with Covid-19 vaccines.
    — Deidre McPhillips, CNN Money, 14 Aug. 2026
  • His quarterback, Kurtis Rourke, didn’t have the best placement to start Thursday’s game, but Stribling came down with all but one inaccurate throw.
    — Dieter Kurtenbach, Mercury News, 14 Aug. 2026
Definition of inaccurate
Adjective
  • Telemachus’ lone contribution is killing Melanthius, the traitorous Ithacan farmhand, thus preventing him from continuing to arm the suitors.
    — Marlow Stern, Variety, 17 July 2026
  • And at the very center of Hell is Satan himself, the traitorous Archangel Lucifer, depicted as a monstrous creature with wings and three heads.
    — Keith Cooper, Space.com, 11 May 2026
Definition of traitorous
Adjective
  • When requirements are unclear, AI may make incorrect assumptions that compound over multiple iterations.
    — Son Nguyen, Forbes.com, 18 Aug. 2026
  • The senators also noted that grants were canceled out of the blue with form letters, which had contradictory explanations and incorrect citations.
    — Beth Mole, ArsTechnica, 18 Aug. 2026
Definition of incorrect
Adjective
  • Solar use has surged in South Africa and Nigeria as households and businesses look for alternatives to unreliable state-run grids.
    — Alexander Onukwue, semafor.com, 15 Aug. 2026
  • Girls such as Zainab have been pushed out of the classroom entirely and left to depend on costly, unreliable alternatives.
    — Fatima Faizi, NPR, 14 Aug. 2026
Definition of unreliable
Adjective
  • The company’s investment in the hedge fund, as well as wrong-way bets in Asian equity markets, drove part of the losses, said the person, who asked not to be identified citing private details.
    — Katherine Doherty, Fortune, 15 Aug. 2026
  • Maybe in this new era, more things will go right than wrong for the Mets.
    — Abbey Mastracco, New York Daily News, 15 Aug. 2026
Definition of wrong

Browse Nearby Words

untroubled
untrue
untruss
See all Nearby Words

Cite this Entry

“Untrue.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untrue. Accessed 20 Aug. 2026.

Copy Citation

More from Merriam-Webster on untrue

Nglish: Translation of untrue for Spanish Speakers

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of divulge

See Definitions and Examples »

Popular in Grammar & Usage

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

How to Pronounce the Trickiest Menu Items

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Do you 'say your piece' or 'say your peace'?

Why is '-ed' sometimes pronounced at the end of a word?
See More

Popular in Wordplay

See More

Words from the 'Odyssey'

The Longest Long Words List

Even More Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'
See More

Popular

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Words from the 'Odyssey'

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
image of a green cube out of place in a lineup of red spheres
Odd Word Out: Synonyms Vol. 2 Quiz Figure out which word isn't like the others.
See All