| Abbreviation | Definition |
|---|---|
| RPU | Radio Processing Units |
| RPU | Raman pumping unit |
| RPU | Rapid Prototype Unit |
| RPU | Ray Processing Unit |
| RPU | Refugee Processing Unit |
| RPU | Remote Pickup Unit |
| RPU | Remote Power Unit |
| RPU | Remote Processor Unit |
| RPU | Repair Parts Upgrades |
| RPU | Resistive Processing Unit |
| RPU | Retrograde Pericatheter Urethrography |
| RPU | Return Preparation Utility |
| RPU | Revenue Per User |
| RPU | Right of Perpetual Usufruct |
| RPU | Riverside Public Utilities |
| RPU | Road Policing Unit |
| RPU | Roads Policing Unit |
| RPU | Runs Per Uses |
| RPUI | Real Property Unique Identifiers |
| RPUI | Relative Pupillary Unrest Index |