e/Domed city

Information
has gloss	eng: A domed city is a kind of theoretical or fictional structure that encloses a large urban area under a single roof. In most descriptions, the dome is airtight and pressurized, creating a habitat that can be controlled for air temperature and quality. Domed cities have been a fixture of science fiction and futurology since the early 20th century, and may be situated on Earth, a moon or other planet.
lexicalization	eng: domed city
instance of	(noun) a hemispherical roof dome