"mortal sin." YourDictionary, n.d. Web. 11 October 2018. <http://www.yourdictionary.com/mortal-sin>.
mortal sin. (n.d.). Retrieved October 11th, 2018, from http://www.yourdictionary.com/mortal-sin
(plural mortal sins)
(Roman Catholictheology) a mortal sin is a grave matter, such as murder or blasphemy, and is committed with the full knowledge and deliberate consent of the sinner. The committing of such a heinous sin causes a complete loss of grace and leads to eternal damnation unless absolved.
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