/ Dictionary / Index I Ishum: Meaning and Definition of Find definitions for: I•shum Pronunciation: (ē'shum), [key] — n. the Akkadian god of fire and the companion of Irra. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ishtar Terra Ishvara 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