| Acronym | Definition |
|---|
| ALARM | Arch Linux Arm (computer operating system) |
| ALARM | Assessing Large Scale Risks for Biodiversity with Tested Methods |
| ALARM | Air-Launched Anti-Radiation Missile |
| ALARM | Alliance of Libraries, Archives and Records Management |
| ALARM | Air-Launched Anti-Radar Missile |
| ALARM | Alert Locate And Report Missiles (FEWS replacement) |
| ALARM | Advanced Low Altitude Radar Model |
| ALARM | Airborne Laser Receiver Module |
| ALARM | Automatic Light Aircraft Readiness Monitoring (project) |
| ALARM | Airborne LIDAR for Agent Remote Measurement |