/ Dictionary / Index C column vector: Meaning and Definition of Find definitions for: col'umn vec"tor Pronunciation: [key] — Math. Math. a collection of numbers, as the components of a vector, written vertically. Cf. row vector. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. column krater colure Related Content Daily Word Quiz: knead Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language