untruth

noun

un·​truth ˌən-ˈtrüth How to pronounce untruth (audio)
ˈən-ˌtrüth
Synonyms of untruthnext
1
archaic : disloyalty
2
: lack of truthfulness : falsity
3
: something that is untrue : falsehood

Examples of untruth in a Sentence

the untruths he has uttered their argument rests on a fundamental untruth which has long been discredited
Recent Examples on the Web
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.
We were lied on in our statement and lied on again, and even in the apology, there was untruth. Zack Cox, Boston Herald, 20 Feb. 2026 Most of the papers featuring naked women and naked untruths belonged to Rupert Murdoch. Andrew O’Hagan, New Yorker, 2 Feb. 2026 Beyond easily demonstrable untruths about Ukraine, what’s unfortunate about Slezkine’s historical analysis is its failure to ponder cause and effect, even at a superficial level. John Connelly, The New York Review of Books, 18 Dec. 2025 His newest book makes such fact-finding a key theme, demonstrating the instability of a political system grounded in untruth—and investigating how populist leaders can wield that for their own ends. Robert Rubsam, The Atlantic, 18 Dec. 2025 See All Example Sentences for untruth

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of untruth was before the 12th century

Browse Nearby Words

Cite this Entry

“Untruth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/untruth. Accessed 14 Apr. 2026.

Kids Definition

untruth

noun
un·​truth ˌən-ˈtrüth How to pronounce untruth (audio)
ˈən-
1
: lack of truthfulness : falsity
2
: something that is untrue : falsehood, lie

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