/ Dictionary / Index A aniline dye: Meaning and Definition of Find definitions for: an'iline dye" Pronunciation: [key] — Chem. Chem. any of a large number of synthetic dyes derived from aniline, usually obtained from coal tar. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aniline black aniline hydrochloride Related Content Daily Word Quiz: wary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language