/ Dictionary / Index M melano-: Meaning and Definition of Find definitions for: melano- Pronunciation: [key] a combining form meaning “black,” used in the formation of compound words: melanocyte. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. melanite melanoblast Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language