biodome
nounUS /ˈbaɪoʊˌdoʊm/
Etymology From bio- + dome. Attested 1992, perhaps first in French (biodôme), as the Montreal Biodome was the first to use that name.
1
A closed ecosystem housed in a dome-like structure.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.