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Definition of
biosphere noun
from the Oxford Advanced American Dictionary
biosphere
noun
noun
NAmE
/
/
ˈbaɪəˌsfɪr
/
/
[
singular
]
(
technology
)
jump to other results
the part of the earth's surface and atmosphere in which plants and animals can live
See
biosphere
in the Oxford Advanced Learner's Dictionary
Check pronunciation:
biosphere
Nearby words
bioscience
noun
biosecurity
noun
biosphere
noun
biotechnology
noun
biotic
adjective