Purify

v. t. [imp. & p. p. PURIFIED; p. pr. & vb. n. PURIFYING.] [Fr. purifier, Pr., Sp., & Pg. purificar, It. & Lat. purificare, from Lat. purus, pure, and facere, to make.]

1. To make pure or clear from material defilement, admixture, or imperfection; to free from extraneous matter; as, to purify liquors or metals; to purify the blood; to purify the air.
2. Hence, in figurative uses, (a.) To free from guilt or moral defilement; as, to purify the heart.

And fit them So purified to receive him pure. Milton. (b.) To free from ceremonial or legal defilement. And Moses took the blood and put it upon the horns of the altar round about with his finger, and purified the altar. Levit. viii. 15. Purify both yourselves and your captives on the third day, and on the seventh day. Num. xxxi. 19. (c.) To free from improprieties or barbarisms; as, to purify a language. Sprat.