/ Dictionary / Index E electrochemical equivalent: Meaning and Definition of Find definitions for: e•lec•tro•chem'i•cal equiv'alent Pronunciation: (i-lek"tru-kem'i-kul), [key] — Physical Chem. Physical Chem. the mass, in grams, of a substance deposited on the electrode of a voltameter by 1 coulomb of electricity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electrocautery electrochemical series Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language