code of Airbles railway station, in Motherwell, Scotland AIR-X, a Soviet aircraft series by Yakovlev AIR, MTR station code of Airport station, Hong Kong Lucid Air, a 2021–present American electric executive sedan Wuling Air EV, a 2022–present Chinese electric microcar Other uses Air (classical element), an element in ancient Greek philosophy and in Western alchemy Airoran language, an Indonesian language with ISO 639-3 code AIR Applied Innovative Research, a scientific journal Compressed air, the air kept under a pressure that is greater than atmospheric pressure Another word for ambience (character, mood, etc.). See also Air University (disambiguation) Aiir (album), by British band Sault, 2022 Aire (disambiguation) AIRS (disambiguation) Ayr (disambiguation) Ayre, one of six sheadings in the Isle of Man Éire