Learning / English Dictionary |
HELIOPAUSE
Pronunciation (US): | ![]() | (GB): | ![]() |
I. (noun)
Sense 1
Meaning:
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
Classified under:
Nouns denoting spatial position
Hypernyms ("heliopause" is a kind of...):
bound; boundary; bounds (the line or plane indicating the limit or extent of something)