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wild yam

noun

  1. any of several uncultivated yams, especially Dioscorea villosa, of the U.S., having a woody, tuberous root.


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Word History and Origins

Origin of wild yam1

First recorded in 1835–45

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Example Sentences

In the jungle its food consists chiefly of roots, especially of some kinds of wild yam (Dioscorea).

I should here allude to a wild yam which I found during one of my excursions in this island.

Wild Yam (Dioscorea villosa) has been little used in medicine.

Description of Rootstocks — The rootstock of the true wild yam runs horizontally underneath the surface of the ground.

The root of the variety, however, is quite distinct from that of the true wild yam, being much more knotty.

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