We found 26 dictionaries that define the word exosphere:

General (16 matching dictionaries)

1. exosphere: Merriam-Webster
2. exosphere: Oxford Learner's Dictionaries
3. exosphere: American Heritage Dictionary of the English Language
4. exosphere: Collins English Dictionary
5. exosphere: Vocabulary.com
6. exosphere: Wordnik
7. exosphere: Wiktionary
8. exosphere: Webster's New World College Dictionary, 4th Ed.
9. exosphere: The Wordsmyth English Dictionary-Thesaurus
10. exosphere: Infoplease Dictionary
11. exosphere: Dictionary.com
12. Exosphere (horse), Exosphere: Wikipedia, the Free Encyclopedia
13. exosphere: Rhymezone
14. exosphere: FreeDictionary.org
15. exosphere: Mnemonic Dictionary
16. exosphere: TheFreeDictionary.com

Business (1 matching dictionary)

17. exosphere: Legal dictionary

Computing (1 matching dictionary)

18. exosphere: Encyclopedia

Medicine (1 matching dictionary)

19. exosphere: Medical dictionary

Science (3 matching dictionaries)

20. Exosphere: Eric Weisstein's World of Astronomy
21. Weather Glossary (No longer online)
22. EXOSPHERE: Zoom Astronomy Glossary

Tech (4 matching dictionaries)

23. Glossary of Meteorology (No longer online)
24. Explosives (No longer online)
25. National Weather Service Glossary (No longer online)
26. SOLAR-TERRESTRIAL TERMS (No longer online)

(Note: See exospheres as well.)

Definitions from Wiktionary (exosphere) ▸ noun:  the uppermost layer of a planet's atmosphere ▸ noun:  an extremely thin atmosphere, as on Saturn's moon Dione Similar: homosphere, ionosphere, ozonosphere, crust, troposphere, exopause, thermopause, ionopause, geospace, aerospace, more... Opposite: troposphere, stratosphere, mesosphere, thermosphere Types: thermosphere, mesosphere, stratosphere, troposphere, more... Adjectives: lower, planetary, neutral, terrestrial, lunar, isothermal, upper, outer, extended, polar ▸ Words similar to exosphere ▸ Usage examples for exosphere ▸ Idioms related to exosphere ▸ Wikipedia articles (New!) ▸ Popular adjectives describing exosphere ▸ Words that often appear near exosphere ▸ Rhymes of exosphere ▸ Invented words related to exosphere