Look up: derris

1. derris
   [n] - any of various usually woody vines of the genus Derris of tropical Asia whose roots yield the insecticide rotenone
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. derris
   1. Derris: a tropical shrub in the legume family. ... 2. An insecticidecontaining rotenone (tubatoxin), a chemical extracted from the derrisshrub. ... (09 Oct 1997) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
3. derris
   noun any of various usually woody vines of the genus Derris of tropical Asia whose roots yield the insecticide rotenone; several are sources of native fish and arrow poisons
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
4. derris
   Climbing leguminous plant (see legume) of southeast Asia. Its roots contain rotenone, a strong insecticide. (Derris elliptica, family Fabaceae.)
   Found on http://www.talktalk.co.uk/reference/ency
   
   
5. Derris
   `Derris` is a climbing leguminous plant of Southeast Asia and the southwest Pacific islands, including New Guinea. Its roots contain rotenone, a strong insecticide and fish poison. Also known as Derris powder, it was formerly used as an organic insecticide used to control pests on crops such ...
   Found on http://en.wikipedia.org/wiki/Derris