Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a perennial plant (Silene cucubalus) of the pink family, with an inflated calyx
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.
A weedy Eurasian perennial herb (Silene vulgaris) having white flowers with deeply notched petals and a balloonlike, inflated calyx.