Pronunciation: (tOOth'wûrt", -wôrt"), [key]
1. a European plant, Lathraea squamaria, of the broomrape family, having a rootstock covered with toothlike scales.
2. Also called pepperroot. any of several plants belonging to the genus Dentaria, of the mustard family, having toothlike projections upon the creeping rootstock.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.