cyclodiene

noun cy·clo·di·ene \ ˌsī-klō-ˈdī-ˌēn , -dī-ˈēn \

Definition of cyclodiene

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

First Known Use of cyclodiene

1942

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Medical Dictionary

cyclodiene

noun cy·clo·di·ene \ -ˈdī-ˌēn, -dī-ˈ \

medical Definition of cyclodiene

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

Seen and Heard

What made you want to look up cyclodiene? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

excessive admiration or flattery

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet-pasta-spelling-help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!