/ Dictionary / Index C Cassel yellow: Meaning and Definition of Find definitions for: Cas'sel yel'low Pronunciation: [key] a lemon-yellow color. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Cassel brown casserole Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language