men·​dac·​i·​ty | \ men-ˈda-sə-tē How to pronounce mendacity (audio) \
plural mendacities

Definition of mendacity

1 : the quality or state of being mendacious to blow the whistle on mendacity and hypocrisy— Geoffrey Wolff
2 : lie mendacities of the singer's manager

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Examples of mendacity in a Sentence

highly fictionalized “memoirs” in which the facts were few and the mendacities many you need to overcome this deplorable mendacity, or no one will ever believe anything you say
Recent Examples on the Web In this history of Presidential mendacity, Alterman, a columnist for The Nation and a historian of the media, delineates centuries of lies issued from the Oval Office, culminating in those of the Trump Presidency. The New Yorker, "Briefly Noted," 7 Sep. 2020 Denny’s inherent decency in a world of corruption and mendacity forces the reader into difficult emotional territory. Tod Goldberg, USA TODAY, "Review: 'When These Mountains Burn' a brutal crime novel and snapshot of small-town America," 17 Aug. 2020 Writing in these pages last year, Fintan O’Toole adeptly analyzed the prime minister’s compulsive mendacity. Ian Johnson, The New York Review of Books, "A Difficult Birth in Britain’s Stressed Health Service," 4 June 2020 The Chinese example, even discounting for the habitual mendacity of the Xi government, indicates that this could certainly happen within the more than seven months that remain before the election. Conrad Black, National Review, "Breaking Down the Political Fallout from Coronavirus," 17 Mar. 2020 Some of the ads were standard fare about national security or the debt; others were designed to help Trump’s mendacity and nativism go viral on social media, where lies and fractious memes are disproportionately likely to be amplified. Andrew Marantz, The New Yorker, "The Man Behind Trump’s Facebook Juggernaut," 2 Mar. 2020 This election has been marinated in mendacity: big lies and small lies; quarter truths and pseudo-facts; distortion, dissembling and disinformation; and digital skulduggery on an industrial scale. The Economist, "Bagehot Truth has been the first casualty of Britain’s election," 5 Dec. 2019 What is new is the degree to which voters are prepared to back leaders who seem to revel in their mendacity. The Economist, "You really can fool some of the people, all of the time," 2 Nov. 2019 The Atlantic is proud to publish such hate-inducing mendacity. Dennis Prager, National Review, "Chronicling the Left’s Lies," 6 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mendacity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mendacity

circa 1540, in the meaning defined at sense 1

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Time Traveler for mendacity

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The first known use of mendacity was circa 1540

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Last Updated

15 Sep 2020

Cite this Entry

“Mendacity.” Dictionary, Merriam-Webster, Accessed 25 Sep. 2020.

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More Definitions for mendacity


How to pronounce mendacity (audio)

English Language Learners Definition of mendacity

formal : lack of honesty : the condition of being mendacious

More from Merriam-Webster on mendacity

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Britannica English: Translation of mendacity for Arabic Speakers

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