/ Dictionary / Index I iodous: Meaning and Definition of Find definitions for: i•o•dous Pronunciation: (ī-ō'dus, ī-od'us), [key] — adj. Chem. containing iodine, esp. in the trivalent state. pertaining to or resembling iodine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. iodopsin I.O.F. 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