| Acronym | Definition |
|---|
| RPAD➣Registered Post with Acknowledge Due (India) |
| RPAD➣Remote Portlet Application Deployer (Apache Software Foundation; open-source software development tool) |
| RPAD➣Real Property Assessment Database (taxpayer service) |
| RPAD➣Radiological Physics and Advisory Division (Bhabha Atomic Research Centre; India) |
| RPAD➣Roller Platform Air Deployment (US Army) |
| RPAD➣Royal Made Ping An Dan (traditional Chinese medicine) |