[ shawrt-weyv ]
/ ˈʃɔrtˈweɪv /
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Electricity. a radio wave shorter than that used in AM broadcasting, corresponding to frequencies of over 1600 kilohertz: used for long-distance reception or transmission.
Physics. a wave of electromagnetic radiation equal in length to, or shorter than, the wavelength of visible light.
of, relating to, or using shortwaves.
verb (used with or without object), short·waved, short·wav·ing.
to transmit by shortwaves.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use shortwave in a sentence
The greater the proportion of energy of short wave lengths the higher is the temperature of the radiating body.A Text-Book of Astronomy|George C. Comstock
He disposed of his short-wave set in a ditch, for it, too, had batteries which might attract the spheres.The Whispering Spheres|Russell Robert Winterbotham
There was the mast for the short wave set by which the camp had kept in touch with the outer world.
There was a miniature pocket radio—a transistor radio—on top of the short wave cabinet.
He went up to the short wave set which looked much like an ordinary telephone, but was connected to a box with dials and switches.
British Dictionary definitions for shortwave
- a radio wave with a wavelength in the range 10–100 metres
- (as modifier)a short-wave broadcast
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for shortwave
[ shôrt′wāv′ ]
A radio wave with a frequency between 5.9 megahertz and 26.1 megahertz. Shortwaves broadcast from the Earth's surface are reflected by the upper atmosphere and can travel great distances around the planet. The shortwave band of the electromagnetic spectrum is used for amateur radio communications.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.