RSAS
| Acronym | Definition |
|---|---|
| RSAS | RSA Security, Inc. (stock abbreviation, AMEX) |
| RSAS | Royal Swedish Academy of Sciences |
| RSAS | RAND Strategy Assessment System |
| RSAS | Railway Safety Accreditation Scheme (British Transport Police; UK) |
| RSAS | Reactor Safety Assessment System |
| RSAS | Rapid Solution Administration Set |