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exosphere

noun

Etymology

From exo- + -sphere.

Definitions

  1. the uppermost layer of a planet's atmosphere

  2. an extremely thin atmosphere, as on Saturn's moon Dione

    • "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)

The neighborhood

Derived

exospheric

Vish — recursive loop

No curated loop yet for exosphere. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA