liquid air

noun

Definition of liquid air

  1. :  air in the liquid state but usually richer in oxygen than gaseous air that is obtained as a faintly bluish transparent mobile intensely cold liquid by compressing purified air and cooling it by its own expansion to a temperature below the boiling points of its principal components nitrogen and oxygen and is used chiefly as a refrigerant and as a source of oxygen, nitrogen, and inert gases (as argon)

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.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

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

WORD OF THE DAY

to help become familiar with something

Get Word of the Day daily email!