yam bean

yam bean

n. See jicama.

Thesaurus

Noun	1.	yam bean - twining plant of Amazon basin having large edible rootsPachyrhizus tuberosus, potato beangenus Pachyrhizus, Pachyrhizus - small genus of tropical vines having tuberous rootsvine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface
	2.	yam bean - 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 oilsPachyrhizus erosusgenus Pachyrhizus, Pachyrhizus - small genus of tropical vines having tuberous rootsvine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface