Calabar bean
Calabar bean · Calabar beans
A seed of a tropical leguminous plant of species Physostigma venenosum of tropical…A seed of a tropical leguminous plant of species Physostigma venenosum of tropical Africa, poisonous to humans.
Meaning
1 sensesA seed of a tropical leguminous plant of species Physostigma venenosum of tropical Africa, poisonous to humans.
More definitions
- dark brown highly poisonous seed of the calabar-bean vine; source of physostigmine and used in native witchcraft
Origin
From its ancient use in trial by ordeal in the Calabar region of Nigeria.From its ancient use in trial by ordeal in the Calabar region of Nigeria.
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Forms
plural: Calabar beans| Singular | Calabar bean |
|---|---|
| Plural | Calabar beans |
regular
Synonyms
1 synonymsClose in meaning
- dark brown highly poisonous seed of the calabar-bean vine; source of physostigmine and used in native witchcraft:ordeal bean