/ Dictionary / Index C cadmium red: Meaning and Definition of Find definitions for: cad'mium red' Pronunciation: [key] a pigment used in painting, consisting of the sulfide and the selinide of cadmium, characterized by its strong red or reddish color, excellent film-forming properties, and slow drying rate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cadmium orange cadmium sulfide Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language