Exosphere
Definition, Meaning & Examples
Part of speech noun
Quick meaning: Exosphere is a noun meaning the uppermost layer of a planet's atmosphere.
Meaning
the uppermost layer of a planet's atmosphere.
More Meanings
- an extremely thin atmosphere, as on Saturn's moon Dione
Example Sentences
"Scientists weren't even sure Dione would be big enough to hang on to an exosphere" ('Cassini Detects Hint of Fresh Air at Dione', , JPL, Mar. 02, 2012)
Word Forms
- exospheres
Related Words
Related dictionary entries include homosphere, ionosphere, ozonosphere, crust, troposphere, exopause.
Related Dictionary Tools
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.