Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a toothwort (Dentaria diphylla) with small, white or lilac-colored flowers and a white, tuberous, pungent rhizome
Used by arrangement with John Wiley & Sons, Inc.
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A woodland plant (Cardamine diphylla) of eastern North America, having fleshy rootstocks, trifoliolate leaves, and clusters of white or pinkish flowers.