Biosphere
['baɪə(ʊ)sfɪə] or ['baɪosfɪr]
Definition
(noun.) the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist.
Inputed by Adeline--From WordNet
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['baɪə(ʊ)sfɪə] or ['baɪosfɪr]
(noun.) the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist.
Inputed by Adeline--From WordNet