What is another word for ordeal bean?
Pronunciation: [ɔːdˈi͡əl bˈiːn] (IPA) 
Ordeal bean, also known as the Calabar bean or Physostigma venenosum, is a highly toxic legume that has been historically used as a test of guilt throughout various cultures. Synonyms for ordeal bean include chop nut, African ordeal bean, Calabar groundnut, esere bean, igbo bean, and nicker nut. While the plant may have traditional uses in spiritual and cultural contexts, the toxic properties of the plant have also been utilized for medicinal purposes. The chemical physostigmine found in the beans has been used in treatments for glaucoma and Alzheimer's disease. However, the highly poisonous and deadly nature of the Calabar bean makes it a plant to approach with the utmost caution.
