large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics
castor bean 1
noundomain: plant
Princeton WordNet [ver.3.1]
English
Definition
the toxic seed of the castor-oil plant; source of castor oil
large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics