/ Dictionary / Index C characteristic vector: Meaning and Definition of Find definitions for: char'acteris'tic vec'tor Pronunciation: [key] — Math. Math. a vector for which there exists a scalar such that the value of the vector under a given transformation is equal to the scalar times the vector. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. characteristic root characteristic velocity Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language