/ Dictionary / Index C chroma: Meaning and Definition of Find definitions for: chro•ma Pronunciation: (krō'mu), [key] — n. the purity of a color, or its freedom from white or gray. intensity of distinctive hue; saturation of a color. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: chroma (Thesaurus) chrom- chromaffin 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