D layer

noun

Definition of D layer

: a layer within the D region of the ionosphere also : d region

First Known Use of D layer

circa 1934, in the meaning defined above

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Time Traveler for D layer

Time Traveler

The first known use of D layer was circa 1934

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Dictionary Entries Near D layer

dl-

D layer

dld

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Cite this Entry

“D layer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/D%20layer. Accessed 4 Dec. 2021.

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