exosphere definition

  • noun:
    • The outermost region of a planet's atmosphere.
    • The outermost layer associated with the earth's environment, lying over the thermosphere and expanding 1000s of kilometers into room, from which molecules having adequate velocity can escape the planet earth's gravitation.
    • the uppermost layer of a planet's atmosphere
    • an exceptionally slim environment, as on Saturn's moon Dione
    • the outermost atmospheric level
    • The outermost area of a planet's environment.
    • The outermost layer of earth's environment, lying above the thermosphere and expanding huge number of kilometers into area, from which particles having adequate velocity can escape our planet's gravitation.
    • the uppermost level of a planet's atmosphere
    • an exceptionally thin atmosphere, as on Saturn's moon Dione
    • the outermost atmospheric layer

Related Sources

  • Sentence for "exosphere"
  • Agriculture Dictionary for "exosphere"
    • The outermost, or topmost, percentage of…
    • View More
137 votes

How would you define exosphere?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!