/ Dictionary / Index T tinctorial: Meaning and Definition of Find definitions for: tinc•to•ri•al Pronunciation: (tingk-tôr'ē-ul, -tōr'-), [key] — adj. pertaining to coloring or dyeing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tinct tincture Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language