AAA’ stands for Angle Angle Angle Similarity
AA4A stands for ARV (Antiretroviral) Access for Africa (South Africa)
AA/PP stands for Aeroporti (Italian: airports)
AA-NTSN stands for accelerated autologous form of nephrotoxic serum nephritis
AA&QMG stands for Assistant Adjutant and Quartermaster General
AA/CR stands for Aware-Adaptive and Cognitive Radio
AA-LAN stands for Autonomous Adaptive Local Area Network
AA-PSP stands for Anodized Aluminum Pressure Sensitive Paint
AA&Ox4 stands for Awake, Alert, and Oriented to Person, Place, Time, and Events
AA-EVP stands for American Association of Electronic Voice Phenomena