/ Dictionary / Index M melanoid: Meaning and Definition of Find definitions for: mel•a•noid Pronunciation: (mel'u-noid"), [key] — adj. of or characterized by melanosis. resembling melanin; darkish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. melanoderm melanoma Related Content Daily Word Quiz: verbose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language