the large, brown, poisonous seed of a woody, leguminous tropical African vine
) used in medicine
as a source of physostigmine
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Wortherkunft von 'Calabar bean'after Calabar, name of a river & town in S Nigeria