Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
radio radiation | Yes | No | No | No |
radio spectrum | Yes | No | No | No |
radio radiation (noun) | radio spectrum (noun) |
---|---|
an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m | the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television |