astrosphere

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noun

A cavity filled with hot gas blown into the interstellar medium by stellar winds.

Scrabble 16
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Meanings

nounastrosphere (plural astrospheres)

plural astrospheres

  1. A cavity filled with hot gas blown into the interstellar medium by stellar winds.

Origin

From astro- + -sphere.

Full word history & related roots →
Cite this entry
APA

astrosphere. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/astrosphere

MLA

“astrosphere.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/astrosphere. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “astrosphere,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/astrosphere.

Source: astrosphere on Wiktionary, CC BY-SA 4.0.