heaviside layer | sense examples, Usage and Definition from wordnet dictionary online

Noun heaviside layer has 1 sense

Heaviside layer, Kennelly-Heaviside layer, E layer, E region - a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length
--₁ is a kind of region, part
--₁ is a part of ionosphere