Word Games Pro Dictionary
heliopause
noun
the boundary marking the edge of the sun's influence; the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium; where the solar…
Quick reference
Word Facts
Listen
Audio Pronunciation
No pronunciation audio available.
Meaning
Definitions
noun
the boundary marking the edge of the sun's influence; the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium; where the solar wind from the sun and the radiation from other stars meet