derris
der·ris
noun \ˈder-əs, ˈde-rəs\Definition of DERRIS
1
: a preparation chiefly of ground derris roots used as an insecticide
2
: any of a large genus (Derris) of tropical Eurasian shrubs and woody vines of the legume family including sources of poisons and especially commercial sources of rotenone
Origin of DERRIS
New Latin, genus name, from Greek, skin, from derein to skin — more at tear
First Known Use: 1919
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