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