cyclodiene

noun

cy·​clo·​di·​ene ˌsī-klō-ˈdī-ˌēn 

-dī-ˈēn

: an organic insecticide (such as dieldrin or chlordane) with a chlorinated methylene group forming a bridge across a 6-membered carbon ring

Word History

First Known Use

1942, in the meaning defined above

Medical Definition

cyclodiene

noun

cy·​clo·​di·​ene -ˈdī-ˌēn, -dī-ˈ 

: an organic insecticide (as aldrin, dieldrin, or chlordane) with a chlorinated methylene group forming a bridge across a 6-membered carbon ring