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

Medical Dictionary

acrolein

play
noun acro·le·in \ə-ˈkrō-lē-ən\

Medical Definition of acrolein

  1. :  a toxic colorless liquid aldehyde C3H4O with acrid odor and irritating vapors that polymerizes readily into resins and is used chiefly in organic synthesis (as of methionine)—called also acrylaldehyde




Learn More about acrolein


Seen and Heard

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

WORD OF THE DAY

February 13, 2016

a trying or distressing experience

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

196.5 pounds 2.2 pounds 100 pounds 16.96 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ