airlock

word

Definition

A small room or compartment with two doors, used to separate areas of different air pressure; commonly found in spaceships or clean rooms to prevent air from entering or leaving suddenly.

Usage & Nuances

Most common in technical, scientific, or sci-fi contexts (spacecraft, laboratories). Not used for regular doors or air conditioners. Can also refer to underwater chambers. 'Airlock' as a verb (to eject into space) appears in science fiction.

Example Sentences

The astronaut entered the airlock before going outside the spaceship.

basic

You must close both doors of the airlock to keep the room clean.

basic

The scientist explained how the airlock worked.

basic

If you forget to seal the airlock, everyone inside could be in danger.

natural

The film showed the tense moment when they had to fix the broken airlock in space.

natural

Just make sure the airlock cycles properly before you open the outside door.

natural