cyclodiene

play
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


Medical Dictionary

cyclodiene

play
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

to curse or denounce

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

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!