castor–oil plant
noun
Definition of castor–oil plant
: a tropical Old World herb (Ricinus communis) widely grown as an ornamental or for its oil-rich castor beans
From the M-W Editors
1836
First Known Use of castor–oil plant
1836
Medical Dictionary
castor–oil plant
noun
Medical Definition of castor–oil plant
: a tropical Old World herb of the genus Ricinus (R. communis) widely grown as an ornamental or for its oil-rich castor beans that are a source of castor oil
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