| Acronym | Definition |
|---|
| CSAR | Combat Search And Rescue |
| CSAR | Cisco Cell Segmentation and Reassembly |
| CSAR | Centre for Sustainable Aquaculture Research (UK) |
| CSAR | Computer Services for Academic Research |
| CSAR | Center for Substance Abuse Research |
| CSAR | Channel System Address Register |
| CSAR | Cell Segmentation and Reassembly (Cisco) |
| CSAR | Configuration Status Accounting Report |
| CSAR | Center for Soil and Agroclimate Research |
| CSAR | Chilliwack Search and Rescue |
| CSAR | Centralized System for Analysis and Reporting |
| CSAR | Center for Scientific Anomalies Research |
| CSAR | Circular Synthetic Aperture Radar |
| CSAR | Coherent Synthetic Aperture Radar |
| CSAR | Critical Safety Analysis Report |
| CSAR | Component Stress Analysis Review |
| CSAR | Controlled Substance Administration Records (narcotics) |