Definition of "belladonna lily" [belladonna lily]

• A bulbous, perennial southern African herb (Amaryllis belladonna) having showy umbels of large trumpet-shaped flowers that appear in the fall after the spring leaves die back. Also called amaryllis. (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.