| Rank | Abbreviation | Meaning |
|---|
| ***** | AEGIS | [not an acronym] US Navy phased array radar-based combat system (Aegis is the Greek word for Shield)
| |
| **** | AEGIS | Appropriate and Effective Guidance for Information Security
| |
| ** | AEGIS | Advanced Electronic Guidance and Instrumentation System
| |
| ** | AEGIS | US Navy phased array radar-based combat system
| |
| * | AEGIS | Airborne Early Warning Ground Environment Integration Segment
| |
| * | AEGIS | Automatic Electronic Guided Intercept System
| |
| * | AEGIS | Advanced Electronic Guided Interceptor System
| |
| * | AEGIS | Air Electronic Guidance Information System
| |
| * | AEGIS | Airborne Early Warning Ground Integration Segment
| |
| * | AEGIS | Airborne Early Warning Ground Interpretation Segment
| |
| * | AEGIS | AEW/Ground Environment Integration System
| |