| Acronym | Definition |
|---|
| ALIAS | Artificial Lifeform Intended for Assassination and Sabotage (gaming) |
| ALIAS | Aircrew Labor In-Cockpit Automation System (US DARPA) |
| ALIAS | Arctic Logistics Information and Support |
| ALIAS | Aircraft Laser Infrared Absorption Spectrometer |
| ALIAS | Associazione Letteraria Italo Australiana Scrittori (Italian: Italian-Australian Association of Literary Writers; est. 1992; Melbourne, Victoria, Australia) |
| ALIAS | Automated Lab Information Administration System |
| ALIAS | Advanced Lightweight Intelligent Armament System |