/ Dictionary / Index M Mekong Delta: Meaning and Definition of Find definitions for: Me'kong Del'ta Pronunciation: [key] the delta of the Mekong River in Vietnam. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mekong mel Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language