D REGION Synonyms
There is 1 synonym of the phrase
d region.
(exact relations)
There is 0 hypernym of the phrase d region. (close relations)
There is 0 hypernym of the phrase d region. (close relations)
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Definition of D REGION
Definition of D REGION
Best Alternative Words for D REGION
| Expand? | Word | Save? | More Syns.. | Usage | Type | |||
|---|---|---|---|---|---|---|---|---|
| d-layer | nounn | |||||||
noun • the lowest region of the ionosphere (35 to 50 miles up) that reflects low-frequency radio waves | ||||||||
