bow shock

Noun

 * 1)  A shock wave formed by the bow of an object travelling at supersonic speed.
 * 2)  The region of the magnetosphere in which the solar wind slows from supersonic to subsonic.
 * 3) A bow wave.

Coordinate terms
heliopause, heliosheath, heliosphere

Translations

 * Finnish: iskurintama, iskuaaltorintama
 * French: onde de shock