/ Dictionary / Index N nickel-cadmium battery: Meaning and Definition of Find definitions for: nick'el-cad'mi•um bat"tery Pronunciation: (nik'ul-kad'mē-um), [key] a storage battery, with an alkaline electrolyte, having nickel oxide as the positive element and cadmium as the negative. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nickel-and-dime nickel carbonyl Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language