Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - The regions of the surface and air of the Earth (or other planet) where living organisms exist.

Usage examples (35)
  • As Dyson points out, the biosphere is the single most complex system we study and weather is a continuously changing process.
  • All of earth's biosphere is actually one life form.
  • Everything in the biosphere is contained between them.
  • No amount of CO2 in the biosphere is by itself of any harm to any living thing (unless you replaced all the oxygen in doing so). for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.