intumescent

play
adjective in·tu·mes·cent \ˌin-tü-ˈme-sənt, -tyü-\

Definition of intumescent

of paint

  1. :  swelling and charring when exposed to flame

1953

First Known Use of intumescent

1953


Medical Dictionary

intumescent

play
adjective in·tu·mes·cent \-ənt\

Medical Definition of intumescent

  1. :  marked by intumescence

Learn More about intumescent


Seen and Heard

What made you want to look up intumescent? 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

a small amount

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • winning-words-from-the-national-spelling-bee-logo
  • Which is the correct spelling of the winning word from 1988?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!