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

Medical Dictionary

1

toxic

play
adjective tox·ic \ˈtäk-sik\

Medical Definition of toxic

  1. 1:  containing or being poisonous material especially when capable of causing serious injury or death <toxic drugs> <toxic gas>

  2. 2:  of, relating to, or caused by a poison or toxin <toxic liver damage>

  3. 3a:  affected by a poison or toxinb:  affected with toxemia of pregnancy <toxic pregnant women>




2

toxic

noun tox·ic

Medical Definition of toxic

  1. :  a toxic substance





Seen and Heard

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

WORD OF THE DAY

the Celtic May Day festival

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 angry maudlin prompt
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