from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Air in its liquid state, intensely cold and bluish, obtained by cooling and compression.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. air which is in a liquid state due to being pressurised or kept at a low temperature, or both, usually for storage and transport purposes.
from the GNU version of the Collaborative International Dictionary of English
- A transparent limpid liquid, slightly blue in color, consisting of a mixture of liquefied oxygen and nitrogen. It is prepared by subjecting air to great pressure and then cooling it by its own expansion to a temperature below the boiling point of its constituents (N: -194° C; O: -183° C.).
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. air in a liquid state
Sorry, no etymologies found.