Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a marsh plant (Caltha palustris) of the buttercup family, with bright-yellow flowers and shiny, circular leaves, sometimes eaten as greens
Used by arrangement with John Wiley & Sons, Inc.
nounThe 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.
Any of several plants of the genus Caltha, especially C. palustris, growing in swampy places and having bright yellow flowers. Also called cowslip.