mortal sin

noun

: 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
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.
For example, Catholics who are married in the church, get divorced and are remarried are, for all intents and purposes, living in a state of mortal sin. Voice Of The People, New York Daily News, 14 June 2024 And of course, a 4-year-old child is not capable of mortal sin. Michael Schaub, Orange County Register, 15 Feb. 2024 Season three is all about Din, who is on a spiritual journey towards redemption after committing the mortal sin of taking off his helmet in front of others in the season two finale. Katie Rife, Chron, 2 Mar. 2023 Any association with gambling was a mortal sin. BostonGlobe.com, 28 Aug. 2021 See all Example Sentences for mortal sin 

Word History

First Known Use

15th century, in the meaning defined above

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

Dictionary Entries Near mortal sin

Cite this Entry

“Mortal sin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mortal%20sin. Accessed 22 Nov. 2024.

Kids Definition

mortal sin

noun
: a sin considered so serious or wicked as to deserve eternal punishment

More from Merriam-Webster on mortal sin

Love words? Need even more definitions?

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