mortal sin


Definition of mortal sin

: a sin (such as murder) that is deliberately committed and is of such serious consequence according to Thomist theology that it deprives the soul of sanctifying grace — compare venial sin sense 1

Examples of mortal sin in a Sentence

Recent Examples on the Web Leaving your children is only a mortal sin, apparently, when women do it. Sophie Gilbert, The Atlantic, 25 Jan. 2022 During La Russa’s managerial heyday, swinging at a 3-0 pitch in a rout was considered a mortal sin. Paul Sullivan,, 19 May 2021 But more telling is that social media lights the fuse to the mortal sin of comparison. Steve Straessle, Arkansas Online, 15 May 2021 The 13-year-old Lizzie learns how to navigate middle school, from begging her parents for a bra to trying to avoid the mortal sin of being — gasp! — an outfit repeater. Ew Staff,, 10 May 2021 Cheney has committed what is considered to be a mortal sin by House Minority Leader Kevin McCarthy and Trump by not toeing the party line. Star Tribune, 11 May 2021 In the eyes of the GOP, Cheney's mortal sin is her temerity in stating the truth about Trump's 2020 election loss and refusal to absolve the former president of his role in inciting the insurrection of January 6th. Charlie Dent, CNN, 10 May 2021 So far from being an absolute moral imperative, voting was proscribed in Italy under pain of mortal sin as recently as a century ago. Matthew Walther, TheWeek, 16 Aug. 2020 Staying home from Sunday Mass under these circumstances is not a mortal sin, the archdiocese said. Peggy O’hare,, 13 Mar. 2020 See More

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

First Known Use of mortal sin

15th century, in the meaning defined above

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The first known use of mortal sin was in the 15th century

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Dictionary Entries Near mortal sin

mortal remains

mortal sin


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Cite this Entry

“Mortal sin.” Dictionary, Merriam-Webster, Accessed 28 Jun. 2022.

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