radio spectrum


noun

the portion of the electromagnetic spectrum that includes radio waves.

Origin of radio spectrum

First recorded in 1925–30
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British Dictionary definitions for radio spectrum

radio spectrum


noun

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