PACLITAXEL

noun Etymology: Pacific yew + -litax- (perhaps from Taxus brevifolia) + -el (alteration of 1-ol or 3-ol) Date: 1992 an antineoplastic drug C 47 H 51 NO 14 originally derived from the bark of the Pacific yew but now typically derived as a semisynthetic product of the English yew and used to treat ovarian cancer