potato bean Meaning, Definition & Usage
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noun twining plant of Amazon basin having large edible roots
Pachyrhizus tuberosus; yam bean.
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noun a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans
wild bean; Indian potato; Apios tuberosa; groundnut; Apios americana; groundnut vine.
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noun nutlike tuber; important food of Native Americans
wild bean; groundnut.
