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WordReference Random House Learner's Dictionary of American English © 2024short•wave /ˈʃɔrtˈweɪv/USA pronunciation n. - Radio and Television radio transmission or receiving that uses radio waves shorter than those used in AM broadcasting:[uncountable]Shortwave uses frequencies of over 1600 kilohertz.
- [countable]
- a radio wave of this type.
- a radio that receives or transmits such waves.
adj. [before a noun] - Radio and Televisionof or relating to or using shortwaves:a shortwave radio operator.
WordReference Random House Unabridged Dictionary of American English © 2024short•wave (shôrt′wāv′),USA pronunciation n., adj., v., -waved, -wav•ing. n. - Radio and Television[Elect.]a radio wave shorter than that used in AM broadcasting, corresponding to frequencies of over 1600 kilohertz: used for long-distance reception or transmission.
- Radio and TelevisionSee shortwave radio.
- Physicsa wave of electromagnetic radiation equal in length to, or shorter than, the wavelength of visible light.
adj. - Radio and Televisionof, pertaining to, or using shortwaves.
v.t., v.i. - Radio and Televisionto transmit by shortwaves.
Collins Concise English Dictionary © HarperCollins Publishers:: short wave n - a radio wave with a wavelength in the range 10–100 metres
- (as modifier): a short-wave broadcast
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