Definition of D Region in English :
Define D Region in English
D Region meaning in English
Meaning of D Region in English
Pronunciation of D Region in English
D Region pronunciation in English
Pronounce D Region in English
D Region
see synonyms of d regionNoun
1. d region, d-layer
the lowest region of the ionosphere (35 to 50 miles up) that reflects low-frequency radio waves
WordNet Lexical Database for English. Princeton University. 2010.
D Region
see synonyms of d regionCollins English Dictionary. Copyright © HarperCollins Publishers
D Region
see synonyms of d regionWebster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.
D Region
see synonyms of d regionThe American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.