sky wave

sky wave
noun
a radio wave that is reflected back to earth by the ionosphere or a communications satellite; permits transmission around the curve of the earth's surface
• Hypernyms: ↑radio wave, ↑radio emission, ↑radio radiation
• Hyponyms: ↑ionospheric wave

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noun
: a radio wave that is propagated by means of the ionosphere

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Radio.
a radio wave propagated upward from earth, whether reflected by the ionosphere or not.
[1925-30]

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sky wave noun
A radio wave reflected from the ionosphere
• • •
Main Entry: ↑sky

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sky wave,
a radio wave sent from a transmitter into the atmosphere and sometimes reflected back to earth by the ionosphere: »

This zone of intense auroral activity, floating above the Iceland-Greenland-Labrador axis, can so disorganize the ionosphere that sky waves are not bent back to the earth (Newsweek).

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n. a radio wave reflected from the ionosphere

Useful english dictionary. 2012.

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Look at other dictionaries:

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