/ Dictionary / Index C colza: Meaning and Definition of Find definitions for: col•za Pronunciation: (kol'zu, kōl'-), [key] — n. rape. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: colza (Thesaurus) coly colza oil Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language