heaviside : Idioms & Phrases
heaviside layer
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noun a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length
E layer; Heaviside layer; E region.
WordNet
kennelly-heaviside layer
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noun a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length
E layer; Heaviside layer; E region.
WordNet
oliver heaviside
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noun English physicist and electrical engineer who helped develop telegraphic and telephonic communications; in 1902 (independent of A. E. Kennelly) he suggested the existence of an atmospheric layer that reflects radio waves back to earth (1850-1925)
Heaviside.
