/ Dictionary / Index E electrorefining: Meaning and Definition of Find definitions for: e•lec•tro•re•fin•ing Pronunciation: (i-lek"trō-ri-fī'ning), [key] — n. the process for refining a metal in an electrolytic cell, in which the impure metal is used as the anode and the refined metal is deposited on the cathode. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electroreduction electroretinogram Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language