An airlock is a chamber with two air-pressure-tight doors for moving between areas of different air pressure.
Airlock or air lock may also refer to:
Air lock, an obstruction of liquid flow in pipes Airlock (parachute), a safety device Airlock (band), a Belgian trip hop group Airlock (video game), an action game for the Atari 2600 Fermentation lock, a device restricting air flow during fermentation "Air Lock", third episode of the 1965 Doctor Who serial Galaxy 4 Airlock Alpha, science fiction website A Tear in Space (Airlock), song by Glass Animals
See also Lock (disambiguation) Vapor lock