Definition of biosphere Biosphere

/bajˈowsfɪˌɹ/ - [bayowsfir] - bi•o•sphere

We found 6 definitions of biosphere from 5 different sources.

What does biosphere mean?

WordNet

Noun

Plural: biospheres

biosphere - the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist

region, part a knowledge domain that you are interested in or are communicating about; "it was a limited realm of discourse"; "here we enter the region of opinion"; "the realm of the occult"

= synonym
= antonym
= related word

Wiktionary

biosphere (Noun)
The part of the Earth and its atmosphere capable of supporting life.
biosphere (Noun)
The totality of living organisms and their environment.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

biosphere
That part of the Earth and atmosphere capable of supporting living organisms.

Wikipedia

The biosphere includes everything living on Earth, including humans, animals, and insects. In other words, it's everything that is alive on the earth. Currently the biosphere has a biomass (or amount of living things) at around 1900 gigatonnes of carbon. It is not certain exactly how thick the biosphere is, though scientists predict that it is somewhere around 12,000 meters.

biosphere consists of living beings specially.it is not exactly 12,000 mm thick.

biosphere surrounds the earth.it is like an imaginary blanket which covers us.