cynanchum

noun
cy·​nan·​chum | \ sə̇ˈnaŋkəm\

Definition of cynanchum

1 capitalized : a genus of twining vines (family Asclepiadaceae) with opposite hanging leaves, small greenish or purplish flowers, and long smooth pods
2 plural -s : the roots of several vines of the genus Cynanchum formerly used as an emetic

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History and Etymology for cynanchum

New Latin, from Greek kynanchon dogbane (Marsdenia erecta), from kyn- cyn- + -anchon (from anchein to choke)

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