| Acronym | Sense | Language | Topics |
|---|---|---|---|
| RTG | Radioisotope Thermal Generator | In English | → Energy economics → Nuclear technology |
| RTG | Radioiziotopa Termoelektra Generatoro | In Esperanto | → Nuclear technology |
| RTG | Radioisotope Thermoelectric Generator | In English | |
| RTG | Rotterdam Turk Güçü | In Turkish | → Organizations and associations → Football and rugby → Netherlands |