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radio wave
noun
- an electromagnetic wave having a wavelength between 1 millimeter and 30,000 meters, or a frequency between 10 kilohertz and 300,000 megahertz.
radio wave
noun
- an electromagnetic wave of radio frequency
radio wave
- A very low frequency electromagnetic wave (from roughly 30 kilohertz to 100 gigahertz). Radio waves are used for the transmission of radio and television signals; the microwaves used in radar and microwave ovens are also radio waves. Many celestial objects, such as pulsars, emit radio waves.
- See more at electromagnetic spectrum
Word History and Origins
Origin of radio wave1
Example Sentences
This well-known fringe pattern phenomenon is caused by consistent constructive interference but has different characteristics when radio waves propagate around a neutron star.
This will slowly come into view as the probe uses penetrating radio waves to peer beneath the icy crust — much like an X-ray machine.
Light that reaches our telescopes ranges in wavelength from long radio waves to energetic gamma rays.
The findings could make scientists reconsider their decades-old understanding of neutron stars or white dwarfs; how they emit radio waves and what their populations are like in our Milky Way galaxy.
The problem is that the standard codes used to simulate the plasma and radio wave interactions are very complicated and run too slowly to be used to make real-time decisions.
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