Breadcrumb Home > Dictionary > Index M marginate: Meaning and Definition of Find definitions for: mar•gin•ate Pronunciation: (mär'ju-nāt"), [key] — adj., v., -at•ed, -at•ing. —adj. —v.t. to furnish with a margin; border. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. marginal utility margin call TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language