noun
- 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.
- synonyms: castor-oil plant, palma christi, palma christ, Ricinus communis
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| APA | WordNet. (2010). castor bean plant. Retrieved September 24, 2026, from http://smartdefine.org/castor_bean_plant/definitions/1263921 |
| Chicago | WordNet. 2010. "castor bean plant" http://smartdefine.org/castor_bean_plant/definitions/1263921 (accessed September 24, 2026). |
| Harvard | WordNet 2010, castor bean plant, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/castor_bean_plant/definitions/1263921>. |
| MLA | WordNet. "castor bean plant" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/castor_bean_plant/definitions/1263921> |