sword bean

sword bean

noun
a twining vine, Canavalia gladiata, of the legume family, found in the tropics of the Eastern Hemisphere, having large, showy, pealike flowers and reddish-brown seeds.

Origin:
1880–85

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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WordNet
sword bean

noun
twining tropical Old World plant bearing long pods usually with red or brown beans; long cultivated in Orient for food 
WordNet® 3.0, © 2006 by Princeton University.
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