Examples of castor bean in a Sentence
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Derived from the seeds of the castor bean plant, castor oil contains omega fatty acids and bioactive compounds that may be beneficial for your hair.1 Although research is limited, some evidence suggests that castor oil may help moisturize and protect hair, manage dandruff, and promote growth.
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Brittany Lubeck, Verywell Health, 4 June 2025
While castor beans themselves are harmless, ricin, when extracted correctly in a complex process, is lethal and has been the stuff of Cold War assassinations and the plot of a popular episode on the Breaking Bad television series.
—Michael Loria, USA TODAY, 8 Mar. 2025
Ricin is a natural, highly toxic compound that is a byproduct of processing castor beans.
—Sophie Tanno, CNN Money, 17 Apr. 2025
Fifteen people were at risk of losing their jobs, including those who yank invasive plants like mustard and castor bean from the hillsides, weeds that make wildfires worse.
—Jaclyn Cosgrove, Los Angeles Times, 27 Feb. 2025
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Brittany Lubeck, Verywell Health, 4 June 2025
While castor beans themselves are harmless, ricin, when extracted correctly in a complex process, is lethal and has been the stuff of Cold War assassinations and the plot of a popular episode on the Breaking Bad television series.
—Michael Loria, USA TODAY, 8 Mar. 2025
Ricin is a natural, highly toxic compound that is a byproduct of processing castor beans.
—Sophie Tanno, CNN Money, 17 Apr. 2025
Fifteen people were at risk of losing their jobs, including those who yank invasive plants like mustard and castor bean from the hillsides, weeds that make wildfires worse.
—Jaclyn Cosgrove, Los Angeles Times, 27 Feb. 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 14 Jul. 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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