Dioscorea n 1: yams [syn: {Dioscorea}, {genus Dioscorea}]
Dioscorea \Di`os*co"re*a\, n. [NL. Named after Dioscorides the Greek physician.] (Bot.) A genus of plants, the roots of which are eaten as {yams}. See {Yam}. [1913 Webster +PJC]