Magnetopause
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 The boundary between the Earth's magnetosphere and the sun's plasma.
Example
More examples"Inside the magnetosphere, the density of the space plasma—charged particles, like electrons and ions—is much lower than the plasma outside, where the solar wind prevails. The boundary, called the magnetopause, becomes unstable when the two different density regions move at different rates."
Etymology
From magneto- + -pause.
More for "magnetopause"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.