Breadcrumb Home > Dictionary > Index I inequilateral: Meaning and Definition of Find definitions for: in•e•qui•lat•er•al Pronunciation: (in"ē-kwu-lat'ur-ul), [key] — adj. not equilateral; having unequal sides. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inequality inequitable ✖ Related Content Daily Word Quiz: hortatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language