/ Dictionary / Index N nickel tetracarbonyl: Meaning and Definition of Find definitions for: nick'el tet•ra•car'bon•yl Pronunciation: (te"tru-kär'bu-nil), [key] — Chem. Chem. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nickel steel nickeltype Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language