If you purify a substance, you make it pure by removing any harmful, dirty, or inferior substances from it. I take wheat and yeast tablets daily to purify the blood Only purified water is used. contaminate + purification pu·ri·fi·ca·tion a water purification plant
remove impurities from, increase the concentration of, and separate through the process of distillation; "purify the water" make pure or free from sin or guilt; "he left the monastery purified" become clean or pure or free of guilt and sin; "The hippies came to the ashram in order to purify
To make pure or clear from material defilement, admixture, or imperfection; to free from extraneous or noxious matter; as, to purify liquors or metals; to purify the blood; to purify the air