FSAR
| Acronym | Definition |
|---|---|
| FSAR | Flying Saucers Are Real |
| FSAR | Final Safety Analysis Report |
| FSAR | Federatia Sindicatelor Aeroportuare din România (Romanian: Federation of Airport Trade Unions from Romania) |
| FSAR | Facility Safety Analysis Report |
| FSAR | Fiat Secundum Artum Regulas (Latin: Made According to the State of the Art) |
| FSAR | Foothills Search and Rescue (Turner Valley, Alberta, Canada) |
| FSAR | Failure Summary Analysis Report |
| FSAR | Final Sustainability Appraisal Report (UK) |
| FSAR | Frequency Scanned Array Radar |