Definitions from Wiktionary (airlock)

▸ noun:  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.
▸ noun:  (architecture, informal) 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.
▸ noun:  Alternative form of air lock [A small amount of air in a pipe that stops liquid flowing through it.]
▸ Also see airlock

---

▸ Words similar to airlocks
▸ Usage examples for airlocks

▸ Idioms related to airlocks
▸ Wikipedia articles (New!)
▸ Popular adjectives describing airlocks
▸ Words that often appear near airlocks
▸ Rhymes of airlocks

▸ Invented words related to airlocks