potato bean

Noun potato bean has 3 senses

• potato bean(n = noun.plant) pachyrhizus tuberosus, yam bean - twining plant of Amazon basin having large edible roots;
is a member of genus pachyrhizus, pachyrhizus
is a kind of vine

• potato bean(n = noun.plant) apios americana, apios tuberosa, groundnut, groundnut vine, indian potato, wild bean - a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans;
has parts: groundnut, potato bean, wild bean
is a member of apios, genus apios
is a kind of vine

• potato bean(n = noun.food) groundnut, wild bean - nutlike tuber; important food of Native Americans;
is a part of apios americana, apios tuberosa, groundnut, groundnut vine, indian potato, potato bean, wild bean
is a kind of tuber