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Calabar bean Line breaks: Cala|bar bean
Pronunciation: /ˈkaləbɑː/

Definition of Calabar bean in English:

noun

The poisonous seed of a tropical West African climbing plant, containing physostigmine and formerly used for tribal ordeals.
  • The plant is Physostigma venosum, family Leguminosae
Example sentences
  • Julian was interested in medicinal plants, particularly the Calabar bean whose active principle, physostigmine, was first isolated by the German chemists Jobst and Hesse in 1864.
  • But since physostigmine could be isolated only from the Calabar bean, the drug was not readily available.
  • But since physostigmine could be isolated only from the Calabar bean, the drug was not readily available.

Definition of Calabar bean in:

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into Italian
Word of the day doofus
Pronunciation: ˈduːfʌs
noun
a stupid person