Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

TCDD

play
noun \ˌtē-(ˌ)sē-(ˌ)dē-ˈdē\

Definition of TCDD

  1. :  a carcinogenic dioxin C12H4O2Cl4 found especially as a contaminant in 2,4,5-T



Origin of tcdd

tetra- + chlor- + dibenzo- (containing two benzene rings) + dioxin


First Known Use: 1971


Medical Dictionary

TCDD

play
noun \ˌtē-ˌsē-ˌdē-ˈdē\

Medical Definition of TCDD

  1. :  a carcinogenic dioxin C12H4O2Cl4 found especially as a contaminant in 2,4,5-T—called also ,




Learn More about tcdd

  1. Medical Dictionary: Definition of "TCDD" Britannica.com: Encyclopedia article about "TCDD"


Seen and Heard

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

WORD OF THE DAY

immature or lacking adult sophistication

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

oily maudlin prompt angry
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ