/ Dictionary / Index T Taxol: Meaning and Definition of Find definitions for: Tax•ol Pronunciation: (tak'sôl, -sōl), [key] a chemical substance derived from a yew tree of the Pacific Coast: used experimentally as a drug in the treatment of cancer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. taxo- taxon Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language