Examples of castor bean in a Sentence
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European Viscum species are considered more toxic due to the presence of viscumin, a toxin similar to ricin from castor bean that is not present in their American Phoradendron counterparts.
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Matt Kasson, Popular Science, 17 Dec. 2025
Made from sustainable sources—like castor beans, oils and polysaccharides—BioCir Flex biodegrades into renewable biomass when composted in industrial facilities or can be recycled for continuous use.
—Alexandra Harrell, Sourcing Journal, 4 Dec. 2025
How Castor Oil Works as a Laxative Castor oil is a thick, pale yellow liquid extracted from the seeds of the castor bean plant (Ricinus communis).
—Lindsay Curtis, Verywell Health, 11 July 2025
Ricin is a natural, highly toxic compound that is a byproduct of processing castor beans.
—Sophie Tanno, CNN Money, 17 Apr. 2025
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Matt Kasson, Popular Science, 17 Dec. 2025
Made from sustainable sources—like castor beans, oils and polysaccharides—BioCir Flex biodegrades into renewable biomass when composted in industrial facilities or can be recycled for continuous use.
—Alexandra Harrell, Sourcing Journal, 4 Dec. 2025
How Castor Oil Works as a Laxative Castor oil is a thick, pale yellow liquid extracted from the seeds of the castor bean plant (Ricinus communis).
—Lindsay Curtis, Verywell Health, 11 July 2025
Ricin is a natural, highly toxic compound that is a byproduct of processing castor beans.
—Sophie Tanno, CNN Money, 17 Apr. 2025
See All Example Sentences for castor bean
Cite this Entry
“Castor bean.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/castor%20bean. Accessed 24 Dec. 2025.
Copy CitationMedical Definition
castor bean
noun
cas·tor bean
ˈkas-tər- 
: the very poisonous seed of the castor-oil plant
also
: castor-oil plant
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