Meaning of Airlock | Babel Free

Definitions

1. A sealed, airtight chamber, such as in a manned spacecraft or submarine, used to provide access to and from the sealed area without allowing air out or water in.
2. A vestibule, foyer or entranceway with doors to the exterior on one end and doors to the interior on the other, functioning to keep indoor and outdoor air, humidity, and air temperatures separate.
   informal

Equivalents

Examples

“At the head of the machine, we are shown the airlock through which people have to pass to work on the cutting head, as it operates under pressure to prevent leakages into the tunnel.”

CEFR level