radio wave

noun

, Electricity.

1. 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

1. an electromagnetic wave of radio frequency

radio wave

1. 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.
2. See more at electromagnetic spectrum

Word History and Origins

Origin of radio wave¹

First recorded in 1915–20

Example Sentences

Human thought is an etheric wave of the same essential nature as the radio wave.

From Project Gutenberg

Time and again he sent messages on 600, a radio wave length reserved to coast and ship service alone.

From Project Gutenberg

Winford turned to the communication board and cut in the universal radio wave.

From Project Gutenberg

Even thought, they believe, operates somewhat like a very short radio wave.

From Project Gutenberg

There was a simple mechanism in the cartridge that allowed us to release the spores by a radio wave from our ship.

From Project Gutenberg

Related Words

• microwave