air-hardening steel


Definition of air-hardening steel

: an alloy steel that can be hardened by cooling from a temperature higher than the transformation range either in air or by quenching in a liquid

called also self-hardening steel

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of air-hardening steel

1898, in the meaning defined above

Keep scrolling for more

Learn More about air-hardening steel

Dictionary Entries near air-hardening steel

air gunner

air hammer

air harbor

air-hardening steel


air hockey

air hoist

Statistics for air-hardening steel

Look-up Popularity

Time Traveler for air-hardening steel

The first known use of air-hardening steel was in 1898

See more words from the same year

Comments on air-hardening steel

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


not constant or steady

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!