5,982 aviation acronyms and abbreviations

*A: Star Alliance 
A: Discounted First booking class 
A&GS: Armament & Gunnery School 
A&IEU: Armament & Instrument Experime… 
A&L: Approach and Landing 
A&P: Airframes and Powerplant 
A-S: Anti-Spoofing 
A-SMGCS: advanced surface movement gu… 
A.C.R.C: Aircrew Receiving Centre 
A.N.D.: Aircraft Nose Down 
A.N.U.: Aircraft Nose Up 
A/BRK: Auto brake 
A/C: Air Conditioning 
A/C: Aircraft 
A/Cdre: Air Commodore 
A/D: Analog to Digital 
A/D: analog/digital 
A/F: Auto Flight 
A/G: Air/Ground 
A/J: Anti-Jamming 
A/N: Alphabetical/Numerical 
A/P: Auto-Pilot 
A/R: Approved/Repairs 
A/R: Audio Reproducer 
A/S: Airspeed 
A/S: antisubmarine 
A/S: Auto Stabilization 
A/SKID: Anti Skid 
A/T: Adjustment/Test 
A/T: Auto Throttle