n. The act of deprecating something, as harm or disapproval; counter-prayer or petition; earnest desire for exemption or deliverance.n. Specificallyn. In litanies, a petition to be delivered from some evil, temporal or spiritual.n. A praying for removal or prevention; entreaty or earnest desire for an averting or delaying: as, to urge reasons in deprecation of war or of a severe judgment; “deprecation of death,”n. An imprecation; a curse.