Definition of


  1. (noun, location) the lowest region of the ionosphere (35 to 50 miles up) that reflects low-frequency radio waves

via WordNet, Princeton University

Synonyms of D-layer

d region

Words that sound like D-layer

dallier, dawdler, dealer, del rio, delairea, delaware, delayer, dollar, dolor, dolour, dueler, dueller, dweller

via soundex() Hash Matches

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Word of the Moment


German chemist noted for the synthetic production of ammonia from the nitrogen in air (1868-1934)