Governmental & Military Abbreviations and Acronyms
- APORTSAerial Ports File (JOPES)
- APORTSAerial Ports and Air Operating Bases
- APSEArmour-piercing secondary effect
- APSEAda programming support environment
- APSEAda Program Support Environment
- APSE-TArmour-piercing secondary effect – tracer
- APTEAbrams Power Train Evolution (US)
- APTEAutomated Production Test Equipment
- APVOFSU Air Defense Aviation
- ARRADCOMArmament Research and Development Command
- ARRNAndean Ridge Radar Network
- ARRVArmoured repair and recovery vehicle
- ARSGSAirborne Reconnaissance SIGINT Ground Systems
- ARSOAArmy Special Operations Aviation
- ARSOCArmy Special Operations Command
- ARSOFArmy Special Operations Forces
- ARSOFEArmy Special Operations Forces, Europe
- ARSOFSUPCOMArmy Special Operations Forces Support Command
- ARSOTFArmy special operations task force (US DoD)
- ARSPACECOMArmy Space Command
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