Associations to the word «Heliosphere»
Noun
Wiktionary
HELIOSPHERE, noun. (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.
Dictionary definition
HELIOSPHERE, noun. The region inside the heliopause containing the sun and solar system.
Wise words
When ideas fail, words come in very handy.