magnetosphere.
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.
Meaning & usage
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.
Where this word comes from
Etymology tree Pre-Greekbor.? Ancient Greek Μάγνης (Mágnēs) Ancient Greek μᾰ́γνης (mắgnēs)bor. Old French magnetebor. ▲ Ancient Greek μᾰ́γνης (mắgnēs)bor. Latin magnēsbor. Middle English magnete English magnet English magnet- Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English magneto- Ancient Greek σφαῖρᾰ (sphaîră)bor. Latin sphaera Late Latin sphērader. Old French spherebor. Middle English spere English sphere English -sphere English magnetosphere From magneto- + -sphere.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.