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Meaning of Kennelly-Heaviside layer | Babel Free

Noun CEFR B2

Definitions

A layer of ionized gas occurring between roughly 90–150 km (56–93 mi) above the ground. It reflects medium-frequency radio waves, and thus enables them to be propagated beyond the horizon.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

kennelmaid kennelman kennelmate kennelry Kennels kennelwoman

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