Synonyms and definition of the word or term
- S: (n) appleton layer , f layer the highest region of the ionosphere (from 90 to 600 miles up) which contains the highest concentration of free electrons and is most useful for long-range radio transmission.
- Appleton layer; F layer; F region; part; region;
- Find out more about F Region on Wikipedia.
- Check out the etymology of F Region on Etymonline.com.
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