| Word | Definitions | Synonyms |
|---|---|---|
| radio | (adjective) indicating radiation or radioactivity | - |
| (noun) a communication system based on broadcasting electromagnetic waves | Synonyms: wireless | |
| (noun) an electronic receiver that detects and demodulates and amplifies transmitted signals | Synonyms: radio receiver, radio set, receiving set, tuner, wireless | |
| (noun) medium for communication | Synonyms: radiocommunication, wireless | |
| (verb) transmit messages via radio waves | - |