AOT

• Abstract object theory
• Aerosol OT, a common chemical reagent; see Dioctyl sodium sulfosuccinate
• Aerosol Optical Thickness, a measure for the concentration of aerosols determined by light absorption from Remote Sensing data.
• Ahead-of-time compilation, an implementation approach for programming languages
• Assisted outpatient treatment, an implementation of mental-health law in the U.S.

• Aeronautical operations technician
• Airports of Thailand, an airport operator
• Aosta Airport (IATA code), Italy
• Autorité organisatrice de transports, a French legal structure for the provision of public transport
• A US Navy hull classification symbol: Transport oiler (AOT)

• Army of Two, a video game
• Attack on Titan, a Japanese manga series by Hajime Isayama
• Attack on Titan (TV series), a Japanese anime series based on the manga

• Academy of Technology, an engineering college in West Bengal, India
• A.O. Trikala, a football club in Trikala, Greece
• Archives Office of Tasmania, Government archives office of Tasmania, Australia

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