sky wave

noun

Definition of sky wave

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

First Known Use of sky wave

1924, in the meaning defined above

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Dictionary Entries near sky wave

sky truck

skywalk

skyward

sky wave

skyway

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skywriting

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Time Traveler for sky wave

The first known use of sky wave was in 1924

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Britannica.com: Encyclopedia article about sky wave

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