/ Dictionary / Index E eigenvector: Meaning and Definition of Find definitions for: ei•gen•vec•tor Pronunciation: (ī'gun-vek"tur), [key] — n. Math. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. eigenvalue eight Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language