heliopause

== English == === Etymology === From helio- +‎ -pause. === Pronunciation === (UK) IPA(key): /ˈhiː.li.ə.pɔːz/, /ˈhɛ-/ (US) IPA(key): /ˈhi.li.əˌpɔz/ (cot–caught merger) IPA(key): /ˈhi.li.əˌpɑz/ === Noun === heliopause (plural heliopauses) (astronomy) The boundary of heliosphere where the Sun's solar wind is stopped by the interstellar medium. ==== Coordinate terms ==== heliosphere heliosheath termination shock stellar magnetosphere stellar wind ==== Translations ====