water yam - grown in Australasia and Polynesia for its large root with fine edible white fleshDioscorea alata, white yamyam plant, yam - any of a number of tropical vines of the genus Dioscorea many having edible tuberous roots
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water yam
Related to water yam: white yam
noun
Synonyms for water yam
noun grown in Australasia and Polynesia for its large root with fine edible white flesh