/ Dictionary / Index R reduction potential: Meaning and Definition of Find definitions for: reduc'tion poten"tial Pronunciation: [key] — Physical Chem. Physical Chem. (in a galvanic cell) the potential of the electrode at which reduction occurs. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. reductionism reduction ratio Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language