Advanced Concept Exploration
Advanced containment experiments
Advanced Control Experiment
Advanced Credit Experience
Advanced Cryptographic Engine
Adverse Childhood Experience
Adverse Childhood Experiences
adverse clinical events
Advisory Center for Education
Advisory Centre for Education Ltd.
Advisory Committee for Education
Advocate for Children with Exceptionalities
Aeroplex of Central Europe
Aerosol Characteristics Experiment
Aerosol Chemistry Experiment
aerosol cloud enhancer
aerosol control experiment
Aerospace Control Environment
aerotherm chemical equilibrium
Affiliated Covered Entity
affinity coelectrophoresis
Affordable College Effort
Agent Control Element
AGGREGATED COST EFFICIENCY
Agile Control Experiment
Agriculture in Concert with the Environment
Agrometeorological Centre of Excellence
Agrupamento Complementar de Empresas
AIBD, Cedel, Euroclear
Aids to Communication in Education
A-Interface Control Element
Air Combat Emulator
Air Combat Evaluator
Air Cushion Equipment
Airborne Communications and Electronics
Airborne Communications Electronics
Air-Conditioning Engineer
Aircraft Certification Equipment
Aircraft Condition Evaluation
Airport Capacity Enhancement