Definition of F Region in English :
Define F Region in English
F Region meaning in English
Meaning of F Region in English
Pronunciation of F Region in English
F Region pronunciation in English
Pronounce F Region in Englishsee synonyms of f region
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
WordNet Lexical Database for English. Princeton University. 2010.
Collins English Dictionary. Copyright © HarperCollins Publishers
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.