Breadcrumb Home > Dictionary > Index I Igraine: Meaning and Definition of Find definitions for: I•graine Pronunciation: (i-grān'), [key] — n. Arthurian Romance. the mother of King Arthur. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Igorot iguana ✖ Related Content Daily Word Quiz: hieratic Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language