noun (n)

• twining plant of Amazon basin having large edible roots(noun.plant)

  Synonym:
  pachyrhizus tuberosus, potato bean
  

  source: wordnet30
• Central American twining plant with edible roots and pods; large tubers are eaten raw or cooked especially when young and young pods must be thoroughly cooked; pods and seeds also yield rotenone and oils(noun.plant)

  Synonym:
  pachyrhizus erosus
  

  source: wordnet30