exoatmospheric.
Pertaining to, or occurring in the nearby region of space outside the Earth's atmosphere
Meaning & usage
Pertaining to, or occurring in the nearby region of space outside the Earth's atmosphere
Where this word comes from
Etymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁eǵʰs Proto-Hellenic *eks Ancient Greek ἐκ (ek) Ancient Greek ἔξω (éxō)der. English exo- English atmospher(e) Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English atmospheric English exoatmospheric From exo- + atmospheric.
Abbreviation of exoplanetary atmospheric (“pertaining to the atmospheres of exoplanets”).
Where this word comes from
Blend of exoplanet + atmospheric.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.