1. Word Games
  2. Word of the Day
  3. New Words & Slang
  4. Video
 

hardening

15 ENTRIES FOUND:
  1. hardening (noun)
  2. harden (verb)
  3. air-hardening steel (noun)
  4. bench hardening (noun)
  5. case hardening (noun)
  6. end hardening (noun)
  7. precipitation hardening (noun)
  8. quench hardening (noun)
  9. self-hardening (adjective)
  10. self-hardening steel (noun)
  11. case-harden (verb)
  12. flame-harden (verb)
  13. induction-harden (verb)
  14. oil-harden (verb)
  15. red-harden (verb)

hard·en·ing

noun

Definition of HARDENING

: sclerosis 1 <hardening of the arteries>
See hardening defined for kids »

First Known Use of HARDENING

1953

Learn More About HARDENING

Browse

Next Word in the Dictionary: hard–eyed
Previous Word in the Dictionary: hardener
All Words Near: hardening

Seen & Heard

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

Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter

Get Our Free Apps

Voice Search, Favorites,
Word of the Day, and More

iPhone | iPad | Android | More