Definition of Appleton Layer in English :
Define Appleton Layer in English
Appleton Layer meaning in English
Meaning of Appleton Layer in English
Pronunciation of Appleton Layer in English
Appleton Layer pronunciation in English
Pronounce Appleton Layer in English
Appleton Layer
see synonyms of appleton layerNoun
1. appleton layer, f layer, 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.
Appleton Layer
see synonyms of appleton layerCollins English Dictionary. Copyright © HarperCollins Publishers
Appleton Layer
see synonyms of appleton layerWebster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.