Short wave

noun

Word Frequency: 0.3

Definitions

1.nounAn electromagnetic wave having a wavelength between approximately 10 and 100 meters, corresponding to frequencies between 3 and 30 MHz.

"Shortwaves are longer than microwaves."

2.noun(usually in plural) Any frequency in this range, especially when used in broadcasting.

"Many stations broadcast on shortwaves."

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