/ Dictionary / Index T tauro-: Meaning and Definition of Find definitions for: tauro- Pronunciation: [key] a combining form meaning “bull,” used in the formation of compound words: taurocholic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. taurine taurobolium Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language