液えき体たい空くう気きえきたいくうきMeanings1nounliquid airTechnical term for air that has been cooled to a liquid state, used in cryogenics and industrial processes.液えき体たい空くう気きは極きょく低てい温おんで保ほ存ぞんされる。Liquid air is stored at extremely low temperatures.