1(also piˈano-tuner) a person whose profession is tuning pianos.
az: kökləyici
ru: настройщик
2 the dial on a radio etc used to tune in to the different stations.
az: kökləmə mexanizmi
ru: механизм настройки
3 a radio which is part of a stereo system.
az: kökləyici, tyuner
ru: тюнер