One that tunes, Specifically One whose occupation it is to put musical instruments in proper tune and repair, A device, electronic or mechanical, that helps a person tune a musical instrument by showing the deviation of the played pitch from the desired pitch

Electromagnetic radiation with lower frequencies and longer wavelengths than those of microwaves, having frequencies lower than 300 megahertz and wavelengths longer than 1 meter, A device, such as a walkie-talkie, that transmits or receives such signals, An electronic device for listening to radio programming, consisting of a tuner and speakers, intransitive verb_ To transmit by radio, To transmit messages or a message by radio,