radio spectrum

noun

1. the portion of the electromagnetic spectrum that includes radio waves.

radio spectrum

noun

1. the range of electromagnetic frequencies used in radio transmission, lying between 10 kilohertz and 300 000 megahertz

Word History and Origins

Origin of radio spectrum¹

First recorded in 1925–30

Example Sentences

To prevent this, a United Nations specialized agency for satellite radio spectrum use has recently updated its regulatory framework, dealing with the issue separately from other space regulation.

From Singularity Hub 

It was not startlingly intellectual information to be sent out in tiny clicks ranging up and down the radio spectrum.

From Project Gutenberg