heliosphere

Fetched 2026-10-26 (cache).

Synonyms: hemisphere, heliospheric

Antonyms: hemisphere, heliospheric

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|astronomy}} The region of [[space]] where [[interstellar medium]] is blown away by [[solar wind]]; the boundary, [[heliopause]], is often considered the edge of the [[Solar System]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.