What does RTG stand for?

What does RTG mean?

RTG	Real Time Gaming Community » Sports
RTG	Ready To Go Community » Sports
RTG	Royal Thai Government Governmental » United Nations
RTG	Rubber Tired Gantry Governmental » Transportation
RTG	Radioisotope Thermal Generator Governmental » NASA
RTG	Red Tail Golden Medical » Veterinary
RTG	Raw Tour Grind Community » Sports
RTG	Real Time Gambling Computing » Networking
RTG	Real Traffic Grabber Computing » Networking
RTG	Ruteng, Indonesia Regional » Airport Codes
RTG	Real Time Gangsters Community » Law
RTG	Real Time Golf Community » Sports
RTG	River Tools Grid Governmental » Transportation
RTG	Request The Gospel Community » Religion
RTG	Range (Slant) to Ground Governmental » NASA
RTG	Radioisotope Thermoelectric Generator Governmental » NASA
RTG	Radioisotope Thermal Generation Governmental » NASA
RTG	Radar Target Graphic Governmental » Military
RTG	Rethink Grp Business » London Stock Exchange

RTG(Noun): radioisotope thermoelectric generator, a device that generates electricity from the natural decay of radioactive material