F LAYER Synonyms

There are 2 synonyms of the phrase f layer. (exact relations)
There is 0 hypernym of the phrase f layer. (close relations)

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Definition of F LAYER

Best Alternative Words for F LAYER


Expand?	Word	Save?	More Syns..	Usage	Type
	appleton layer				nounn
	noun • 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
	f region				nounn
	noun • 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