Etymology

exoatmospheric

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Today it means: Pertaining to, or occurring in the nearby region of space outside the Earth's atmosphere Full definition →

English atmospheric ← French atmosphère ← Late Latin sphēra
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exoatmospheric · adjective1

  1. Proto-Indo-European*h₁éǵʰ
  2. Proto-Indo-European*h₁eǵʰs
  3. Proto-Hellenic*eks
  4. Ancient Greekἐκ (ek)
  5. Ancient Greekἔξω (éxō)
  6. Englishexo-
  7. Ancient Greekἀτμός (atmós)
  8. Frenchatmo-
  9. Ancient Greekσφαῖρᾰ (sphaîră)
  10. Latinsphaera
  11. Late Latinsphēra
  12. Frenchatmosphère
  13. Englishatmospher(e)
  14. Englishatmospheric
  15. English todayexoatmospheric

From exo- + atmospheric.

exoatmospheric · adjective2

Blend of exoplanet + atmospheric.

Etymology from Wiktionary, CC BY-SA 4.0.