RSO
The acronym RSO stands for:
- Vienna Radio Symphony Orchestra, a major Austrian orchestra
- Synovectomy, nuclear medicine joint treatment
- Range Safety Officer, Safety Officer at rocket launches
- Caterpillar tractor East
- Rogue Steady Orchestra, a German ska band
- RSO Records, British record company
- Rundfunksinfonieorchester
- License Plate for Republic of South Ossetia
- Disambiguation
- Abbreviation