Definition of "colicroot" []

• Any of certain perennial herbs of the genus Aletris in the lily family, especially A. farinosa of eastern North America, having racemes of small white flowers and rootstocks formerly used in medicine to treat colic. Also called star grass. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.