AET

AET may refer to:

• Assistant English Teacher, also called an Assistant Language Teacher
• Actual Evapotranspiration, in climatology
• Academies Enterprise Trust, in the UK
• Administration for Technical Investigations (Administration des enquêtes techniques)
• AET (company), a shipping company formerly known as American Eagle Tankers
• "After extra time", in sports, the score after overtime has finished
• Affective Events Theory, a model developed by organizational behaviorists to identify how emotions and moods influence job performance and satisfaction.
• American Educational Trust, a non-profit foundation
• Australian Eastern Time, a time zone in Australia
• Alpha-Ethyltryptamine, a psychoactive drug belonging to the tryptamine family
• Allakaket Airport in Alaska (IATA Code: AET)
• Application Entity Title, in the DICOM medical imaging standard