yam

1. Edible tuber of any of several yams (synset 112108740)
   is a type of: tuber - a fleshy underground stem or root serving for reproductive and food storage
   is a part of: yam, yam plant - any of a number of tropical vines of the genus Dioscorea many having edible tuberous roots
2. Any of a number of tropical vines of the genus Dioscorea many having edible tuberous roots (synset 112108478)
   is a type of: vine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface
   subtypes:

   • dioscorea alata, water yam, white yam - grown in Australasia and Polynesia for its large root with fine edible white flesh
   • chinese yam, cinnamon vine, dioscorea batata - hardy Chinese vine naturalized in United States and cultivated as an ornamental climber for its glossy heart-shaped cinnamon-scented leaves and in the tropics for its edible tubers
   • air potato, dioscorea bulbifera - yam of tropical Africa and Asia cultivated for it large tubers
   • cush-cush, dioscorea trifida - tropical American yam with small yellow edible tubers
   belongs to: dioscorea, genus dioscorea - yams
   has: yam - edible tuber of any of several yams
   same as: yam plant
3. Sweet potato with deep orange flesh that remains moist when baked (synset 107728012)
   is a type of: sweet potato - the edible tuberous root of the sweet potato vine which is grown widely in warm regions of the United States
4. Edible tuberous root of various yam plants of the genus Dioscorea grown in the tropics world-wide for food (synset 107727652)
   is a type of: root vegetable - any of various fleshy edible underground roots or tubers

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