/ Dictionary / Index I IMCO: Meaning and Definition of Find definitions for: IMCO Pronunciation: [key] Inter-Governmental Maritime Consultive Organization. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. imbue Imena Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language