# magnetosphere

> English word · Noun · IPA /mæɡˈni.təˌsfɪr/ · frequency rank #61,608

## Definitions
1. The comet-shaped region around Earth or another planet in which charged particles are trapped or deflected. Shaped by the solar wind and the planet's magnetic field.

## Etymology
From magneto- + -sphere.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/magnetosphere