heliopause

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Related to heliopauses: Bow shock, interstellar, termination shock

he·li·o·pause

 (hē′lē-ə-pôz′)
n.
The outer boundary of the heliosphere.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

heliopause

(ˈhiːlɪəʊˌpɔːz)
n
(Astronomy) the boundary between the region of space dominated by the solar wind and the interstellar medium
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.heliopause - 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
boundary, bounds, bound - the line or plane indicating the limit or extent of something
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