AEC may refer to:
Organizations
Governance African Economic Community African Energy Chamber Alaska Engineering Commission ASEAN Economic Community Assessment and Evaluation Commission, a peace agreement monitoring commission in Sudan Assets Examination Committee, a military-appointed committee in Thailand Atomic Energy Commission (disambiguation), of various countries, especially: United States Atomic Energy Commission Australian Electoral Commission
Business Aero Engine Controls, a Rolls-Royce plc company Aluminum Extruders Council, a US trade association Anger Engineering Company, in Milwaukee, Wisconsin, US, from 1913 to 1915 Architecture, Engineering, & Construction, a collective term for three associated industries; e.g. Industry Foundation Classes Sometimes also Facility Management (Operations) is added, and this is called "AECO" Arctic Economic Council Associated Equipment Company, a former British bus and lorry manufacturer Astro AEC, a Malaysia TV channel Automotive Electronics Council, a US qualification standard organization Advanced Electronics Company, Riyadh, Saudi Arabia
Education Army Educational Corps, later the Royal Army Educational Corps Asansol Engineering College, in West Bengal, India Assam Engineering College, in Guwahati city, India European Association of Conservatoires, the main association of colleges and university schools of music in Europe
Other organizations Catalan Space Agency (Agència Espacial de Catalunya) Antilles Episcopal Conference Ars Electronica Center, Linz, Austria Art Ensemble of Chicago, US
Science and technology 3-amino-9-ethylcarbazole, an immunohistochemistry stain (chromogen) Abstract elementary class, in mathematical logic Acoustic echo cancellation, in telephony Active electrical cable, a type of active cable which uses copper Automatic exposure control, in radiography Anion exchange capacity, in pedology (soil sciences)
Sports America East Conference, an NCAA Division I athletic conference Atlantic East Conference, an NCAA Division III athletic conference
Other uses Acoustic echo cancellation Actually existing capitalism Angeles Electric Corporation Anti-Eviction Campaign, a South African social movement Attestation of College Studies, a college certificate in the Quebec, Canada Sa'idi Arabic (ISO 639-3 code)