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Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
The inner region of the magnetosphere, containing relatively cold, dense plasma, above the ionosphere
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Etymology tree Proto-Hellenic *pláthyō Proto-Hellenic *pláťťō? Ancient Greek πλάσσω (plássō) Proto-Indo-European *-mn̥ Ancient Greek -μα (-ma) Ancient Greek πλᾰ́σμᾰ (plắsmă)der. Late Latin plasmader. English plasma Ancient Greek σφαῖρᾰ (sphaîră)bor. Latin sphaera Late Latin sphērader. Old French spherebor. Middle English spere English sphere English -sphere English plasmasphere From plasma + -sphere.
