airlock
noun/ˈɛrˌlɑk/
Frequency rank: #18,145 of 20,003 in the WORDED list (wordfreq data)
Meaning
a small chamber with two airtight doors that allows movement between areas of different air pressure without letting air escape.
Example sentence
The astronauts waited in the airlock before stepping out into open space.
Synonyms & related words
More words in ranks 18,101–18,200
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