/ Dictionary / Index I identity element: Meaning and Definition of Find definitions for: iden'tity el"ement Pronunciation: [key] — Math. Math. identity (def. 9b). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. identity crisis identity matrix 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