/ Dictionary / Index M meloid: Meaning and Definition of Find definitions for: mel•oid Pronunciation: (mel'oid), [key] — n. a beetle of the family Meloidae, comprising the blister beetles. —adj. belonging or pertaining to the family Meloidae. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: meloid (Thesaurus) melody melon Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language