shortwave
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English
Definitions
noun
- An electromagnetic wave having a wavelength between approximately 10 and 100 meters, corresponding to frequencies between 3 and 30 MHz.“Shortwaves are longer than microwaves.”
- (usually in plural) Any frequency in this range, especially when used in broadcasting.“Many stations broadcast on shortwaves.”
adjective
- (of radio waves) Having a wavelength of approximately 10 to 100 meters
- (of radio equipment) Capable of transmitting or receiving signals at such a wavelength.
Related words
Synonyms
HFhigh frequencydecameter waveshort-wavewavediathermysurgesmediumwavesubwavelengthdecametricmicrogenichyperspatialsubmegahertzsubmicrometersubmicrometricsubkilometerdecimetricmicrometric