ALEX
| Acronym | Definition |
|---|---|
| ALEX | Alexandria, VA |
| ALEX | Allgäu-Express (German railway) |
| ALEX | Alert Exercise |
| ALEX | Alternative gene product Encoded by the XL-exon |
| ALEX | Avian Learning Experiment (African Grey parrot owned by Irene Pepperberg at the University of Arizona) |
| ALEX | Aerosol LIDAR Experiment |
| ALEX | Automatic Launch of Expendables |