| Acronym | Definition |
|---|
| RFBR➣Russian Foundation for Basic Research (aka Russian Fund for Basic Research) |
| RFBR➣Recycle(d) Fluidized-Bed Reactor |
| RFBR➣Russian Fund for Basic Research (aka Russian Foundation for Basic Research; est. 1992) |
| RFBR➣Request For Back Rub |