Definitions:

1. A tropical and subtropical climbing plant mainly cultivated for its edible roots which are tender, crisp, sweet and rich in carbohydrates and vitamin C. NOUN
   • Rich in vitamin C and fiber, yam beans are a healthy and low-calorie snack.
2. Twining plant of Amazon basin having large edible roots. NOUN
   • She added thin slices of yam bean to the salad for a refreshing crunch.

Synonyms:

• jicama
• manioc bean
• mexican turnip
• potato bean