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castor bean

noun
1.
the seed of the castor-oil plant.
Origin
1810-1820
1810-20, Americanism; short for castor-oil bean
Related forms
castor-bean, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for castor-bean

castor bean

noun (US & Canadian)
1.
another name for castor-oil plant
2.
the seed of this plant
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for castor

8
9
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