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Topic: SPACE

air lock

 noun
     
air lock [countable]
1TTWTTS a small room used for moving between two places that do not have the same air pressure, for example in a spacecraft
2T a small amount of air in a pipe that stops liquid flowing through it
Definition of air lock from the Longman Dictionary of Contemporary English within
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aerospace air lock alien(a) alien(n) astronaut blast-off booster burnout capsule command module control cosmonaut craft dock escape velocity extraterrestrial flight flying saucer launcher launch pad life support system lift-off lunar mission control module mother ship NASA nosecone outer space pod probe remote sensing rocket ship shuttle soft landing space space capsule spacecraft spaceman space probe spaceship space shuttle space station spacesuit spacewalk splashdown touchdown tracking station UFO unmanned

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