| Abbreviation | Definition |
|---|---|
| AGTS | Armour Gunnery Tactical Simulator |
| AGTTS | Artillery Gunnery Team Training System |
| AGULVE | Aerosol Generator, Ultra Low Volume Electric |
| AGW | Autonomous Guided Warhead |
| AGZ | Actual Ground Zero |
| AH | Alert Height |
| AH | Attack Helicopter |
| AH-64 | Attack Helicopter 64 |
| AHA | Alert Holding Area |
| AHA | Ammunition Holding Area |
| AHA | Automated Historical Archive |
| AHAFRC | Allen Hall Armed Forces Reserve Center, Tucson, Arizona |
| AHAM | Advanced Heavy Anti-tank Missile |
| AHAMS | Advanced Heavy Anti-tank Missile System |
| AHAS | Automated Historical Archives System |
| AHAT | Advanced Hardened Avionics Technology |
| AHAWS | Advanced Heavy Anti-armor Weapon System |
| AHAWS | Advanced Heavy Anti-Armor Weapons System |
| AHAWS | Army High Altitude Warfare School |
| AHB | Air Historical Branch |