| Acronym | Definition |
|---|
| RIAS➣Royal Incorporation of Architects in Scotland |
| RIAS➣Rundfunk Im Amerikanischen Sektor |
| RIAS➣Regulatory Impact Analysis Statement (Canada) |
| RIAS➣Research Institute for Advanced Studies |
| RIAS➣Rackmount Integrated Application Server (Crystal) |
| RIAS➣Remote Infrared Auidible Signage (Talking Signs) |