Word.ws English Dictionary

D region

D region proper noun: the innermost layer of the ionosphere, located 48 km (30 mi) to 90 km (56 mi) above the surface of the Earth.

Proper noun

the D region

  1. The innermost layer of the ionosphere, located 48 km (30 mi) to 90 km (56 mi) above the surface of the Earth.
    Synonyms:
    D layer

D region meaning in Tamil

D region in Tamil

ஞி அடுக்கு

Synonyms of D region

Forms of D region

alternative formD-region

Questions about D region

What does D region mean?
D region means the innermost layer of the ionosphere, located 48 km (30 mi) to 90 km (56 mi) above the surface of the Earth.
What is D region in Tamil?
D region in Tamil is ஞி அடுக்கு. See D region meaning in Tamil.
What part of speech is D region?
D region is a proper noun.

Words near D region in the dictionary

  1. D layer
  2. D lock
  3. D locks
  4. D major
  5. D minor
  6. D region
  7. D ring
  8. D rings
  9. d sharp
  10. d sharps
  11. D valve

Source and license

Adapted from Wiktionary: D region (page history and authors); d region (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “D region.” Word.ws, https://word.ws/d_region. Based on Wiktionary, CC BY-SA 4.0.