Air Transport Association Advanced Technology Attachment Actual Time of Arrival Army Technical Architecture Advanced Tactical Aircraft Agrarische Termijnmarkt Amsterdam Allen Telescope Array American Trucking Association Automatic Trouble Analysis Ammonia Tank Assembly Automatic Target Acquisition American Telemedicine Association Auxiliary Ocean Tug Analog Terminal Adapter atmospheres absolute Aerospace Testing Alliance Airport Traffic Area ASTRA Avionics Test Article Abort Timing Assembly Acctual Time Of Arrival air to air Air Transport Association of America Air Transport Auxiliary Airlift Tanker Association alimentary toxic aleukia Alliance for Technology Access American Telemarketing Association American Thyroid Association American Tinnitus Association
Air Transport Association
Advanced Tactical Aircraft