Ionosphere
Ionosphere noun - The outer region of the Earth's atmosphere; contains a high concentration of free electrons.
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Synonyms for Ionosphere
Region and ionosphere are semantically related. In some cases you can use "Region" instead a noun "Ionosphere".
Nearby Word: ionospheric
Region
Region noun - A part or portion having no fixed boundaries.
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Synonyms for Region
Ionosphere and region are semantically related. Sometimes you can replace term "Ionosphere" with "Region", this nouns are similar.
Mutual synonyms
Cite this Source
Region and Ionosphere. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/ionosphere/region
Ionosphere & Region. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/ionosphere/region>.
Region or Ionosphere. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/ionosphere/region.
Google Ngram Viewer shows how "ionosphere" and "region" have occurred on timeline