noun Date: 1836 a tropical Old World herb ( Ricinus communis ) widely grown as an ornamental or for its oil-rich castor beans
CASTOR-OIL PLANT
Meaning of CASTOR-OIL PLANT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012