Associations to the word «Heliosphere»

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

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis