/ Dictionary / Index M Monel metal: Meaning and Definition of Find definitions for: Mo•nel' met"al Pronunciation: (mō-nel'), [key] — Trademark. Trademark. a brand of alloy consisting mainly of nickel and copper. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Monegasque monensin Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language