derris

noun
der·ris | \ 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

First Known Use of derris

1919, in the meaning defined at sense 1

History and Etymology for derris

New Latin, genus name, from Greek, skin, from derein to skin — more at tear entry 1

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Dictionary Entries near derris

derriere

derring-do

derringer

derris

Derry

Deruta

dervish

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The first known use of derris was in 1919

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occurring twice a year or every two years

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