/ Dictionary / Index M Marcantonio: Meaning and Definition of Find definitions for: Marc•an•ton•i•o Pronunciation: (mär"kan-tō'nē-ōIt.mär"kän-tô'nyô), [key] — n. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Marcan Marc Antony Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language