Meaning of “the ionosphere” in the English Dictionary

"the ionosphere" in British English

See all translations

the ionospherenoun [ S ]

uk /aɪˈɒn.əˌsfɪər/ us /aɪˈɑː.nəˌsfɪr/ specialized

the part of the earth's atmosphere, from about 60 kilometres to about 1,000 kilometres above the surface, in which there are many ions

adjective uk /aɪˌɒn.əˈsfer.ɪk/ us /aɪˌɑː.nəˈsfer.ɪk/

(Definition of “the ionosphere” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

Need a translator?

Translator tool

Get a quick, free translation!