Dictionary Only:
Profanity Off:

D REGION

(noun)
Did you mean?

Definitions

There is 1 meaning of the phrase D Region.

D Region - as a noun

The lowest region of the ionosphere (35 to 50 miles up) that reflects low-frequency radio waves

Synonyms (Exact Relations)
d-layer

A-Z Proximities

Add 1 Letter To Make These Words...

WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen