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[air-lok] /ˈɛərˌlɒk/
verb (used with object)
to place in or confine to an air lock:
to air-lock divers before they descend.
Origin of air-lock
First recorded in 1855-60

air lock

Civil Engineering. an airtight chamber permitting passage to or from a space, as in a caisson, in which the air is kept under pressure.
the impedance in the functioning of a pump or a system of piping caused by the presence of an air bubble; vapor lock.
First recorded in 1855-60 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for air-lock
Historical Examples
  • "Get over to that air-lock phone and say just what I tell you to," ordered Winford grimly.

    The Space Rover Edwin K. Sloat
  • Yet again he saw the set features, the final walk into the air-lock.

    The Space Rover Edwin K. Sloat
  • You, Nizzo and Ragna, enter the air-lock with Jarl so that if he misses, you can pull him back.

    The Space Rover Edwin K. Sloat
  • Within a minute the men crowded into the air-lock, and shut the outer portal.

    The Space Rover Edwin K. Sloat
  • He saw the corner of some object that had been put down on the air-lock floor.

    The Aliens Murray Leinster
  • He waited outside the air-lock door for the green light to come on.


    Randall Garrett
  • Coxine glared at Tom and put his hand on the air-lock valve.

  • He entered the air-lock and shut the first door when the air-pressure was right.

    The Victor Bryce Walton
  • Then they went into the air-lock and the door shut tight behind them.

    The Giants From Outer Space Geoff St. Reynard
  • My next shot will be through the nitrogen tank at your air-lock.

    Where I Wasn't Going Walt Richmond

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