/ Dictionary / Index A auxochrome: Meaning and Definition of Find definitions for: aux•o•chrome Pronunciation: (ôk'su-krōm"), [key] — n. Chem. any radical or group of atoms that intensifies the color of a substance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. auxocardia auxotroph Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language