| Acronym | Definition |
|---|
| RPAO➣Real Property Accountability Officer (various military organizations) |
| RPAO➣Remote Plasma-Assisted Oxidation (nitridation) |
| RPAO➣Routine Post Anaesthesia Orders (nursing) |
| RPAO➣Radium Plaque Adaptometer Operator |
| RPAO➣Right Pulmonary Arterial Occlusion (test) |