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|Verb||1.||make pure - remove impurities from, increase the concentration of, and separate through the process of distillation; "purify the water"|
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
ameliorate, improve, meliorate, amend, better - to make better; "The editor improved the manuscript with his changes"
rectify, refine - reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities; "refine sugar"
purge - rid of impurities; "purge the water"; "purge your mind"