purify, sublimate, make pure, distill -- (remove impurities from, increase the concentration of, and separate through the process of distillation; "purify the water")
purify, purge, sanctify -- (make pure or free from sin or guilt; "he left the monastery purified")
purify -- (become clean or pure or free of guilt and sin; "The hippies came to the ashram in order to purify")