F REGION Synonyms

There are 3 synonyms of the phrase f region. (exact relations)
There are 2 hypernyms of the phrase f region. (close relations)

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Definition of F REGION

Best Alternative Words for F REGION


Expand?	Word	Save?	More Syns..	Usage	Type
	ionosphere				nounn
	noun • the outer region of the Earth's atmosphere; contains a high concentration of free electrons
	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 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

Best Hypernyms For F REGION

Here is a list of related hypernyms for f region, these are close relations that fall within the same topic. Most relevant words are highlighted and in order.

Words (2)