Noun: radio wave 'rey-dee,ow weyv
- An electromagnetic wave with a wavelength between 0.5 cm to 30,000 m
"Radio waves are used to transmit information in wireless communication systems";
- radio emission, radio radiation
Derived forms: radio waves
Type of: electromagnetic radiation, electromagnetic wave, nonparticulate radiation
Part of: radio spectrum, radio-frequency spectrum
Encyclopedia: Radio wave