/ Dictionary / Index M marcescent: Meaning and Definition of Find definitions for: mar•ces•cent Pronunciation: (mär-ses'unt), [key] — adj. Bot. withering but not falling off, as a part of a plant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Marcellus II march Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language