\Sanc"ti*ty\, n.; pl. {Sanctities}. [L. sanctitas, from sanctus holy. See {Saint}.] 1. The state or quality of being sacred or holy; holiness; saintliness; moral purity; godliness. To sanctity she made no pretense, and, indeed, narrowly escaped the imputation of irreligion. --Macaulay. 2. Sacredness; solemnity; inviolability; religious binding force; as, the sanctity of an oath. 3. A saint or holy being. [R.] About him all the sanctities of heaven. --Milton. Syn: Holiness; godliness; piety; devotion; goodness; purity; religiousness; sacredness; solemnity. See the Note under {Religion}.