Meaning Of The Word D region
What's the definition of D region? Find D region meanings, definitions and more at the Real Dictionary online.
D region Meaning
| D region Definition |
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What's The Definition Of D region?
D region in American English
the lowest atmospheric zone within the ionosphere, at an altitude of c. 55 to 90 km (c. 34 to 56 mi), containing the D layer noun: the lowest region of the ionosphere, in which the D layer develops D region in British English noun: the lowest region of the ionosphere, extending from a height of about 60 kilometres to about 90 kilometres: contains a low concentration of free electrons and reflects low-frequency radio waves |
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