| Acronym | Definition |
|---|
| APA➣American Psychological Association |
| APA➣American Psychiatric Association |
| APA➣Automobile Protection Association (Canada) |
| APA➣American Planning Association |
| APA➣Adirondack Park Agency (Ray Brook, NY) |
| APA➣American Payroll Association |
| APA➣Administrative Procedure Act (US) |
| APA➣Asian Pacific American |
| APA➣Advertising Photographers of America |
| APA➣American Pale Ale (beer) |
| APA➣American Philosophical Association |
| APA➣Audio Publishers Association |
| APA➣Allied Pilots Association |
| APA➣Allocation Personnalisée d'Autonomie (French: Custom Allocation of Autonomy) |
| APA➣American Philological Association |
| APA➣Audio Power Amplifier |
| APA➣Animal Protection Agency (various locations) |
| APA➣Alpha Phi Alpha (fraternity) |
| APA➣Austria Presse Agentur (Austrian National News Agency) |
| APA➣Advance Pricing Agreement |
| APA➣American Poolplayers Association |
| APA➣American Plywood Association (now the Engineered Wood Association) |
| APA➣Adult Parole Authority (Ohio) |
| APA➣Air Power Australia (est. 2004; think tank) |
| APA➣Affine Projection Algorithm |
| APA➣Adapted Physical Activity |
| APA➣Action Potential Amplitude (cardiology) |
| APA➣Asset Purchase Agreement (acquisitions) |
| APA➣Advanced Park Assist (vehicle feature) |
| APA➣Association of Personal Assistants |
| APA➣Asia Pacific Arts |
| APA➣Australian Postgraduate Awards |
| APA➣Administrative Personnel Association (Presbyterian Church) |
| APA➣Access Path Attention |
| APA➣Adaptec Portable Adapter |
| APA➣Agenzia Pratiche Auto (Italian: Practical Car Agency) |
| APA➣Academic Programs Abroad (various locations) |
| APA➣American Polygraph Association |
| APA➣Associate in Premium Auditing (insurance) |
| APA➣Associazione Provinciale Allevatori (Italian: Provincial Breeders Association) |
| APA➣Allied Professional Association |
| APA➣Auto Port Aggregation |
| APA➣Alabama Press Association |
| APA➣Advanced Pancreatic Adenocarcinoma |
| APA➣Alabama Pharmacy Association |
| APA➣Asociación Psicoanalítica Argentina |
| APA➣Amphibious Transport |
| APA➣All Points Addressable |
| APA➣Assistant Prosecuting Attorney |
| APA➣Ambulatory Pediatric Association |
| APA➣Amateur Press Association (amateur fantasy & science fiction writers group) |
| APA➣American Psychotherapy Association |
| APA➣Association of Publishing Agencies (trade body) |
| APA➣Association of Police Authorities |
| APA➣American Poultry Association |
| APA➣Antiphospholipid Antibody |
| APA➣American Pyrotechnics Association |
| APA➣Amerindian Peoples Association |
| APA➣Airline Partners Australia (consortium) |
| APA➣American Pharmaceutical Association (Washington, DC) |
| APA➣Anglican Province of America |
| APA➣Australian Parkour Association (training) |
| APA➣Agricultural Production Area (various locations) |
| APA➣Auto Pixel Alignment |
| APA➣Administrative Process Act (Virginia) |
| APA➣Animated Pedagogical Agent (computing) |
| APA➣At-Sea Processors Association (trade association) |
| APA➣Asphalt Pavement Alliance |
| APA➣America's Promise Alliance |
| APA➣American Protective Association |
| APA➣Adverse Personnel Action (various organizations) |
| APA➣Alkaline Phosphatase Activity |
| APA➣Architectural Precast Association |
| APA➣Amputee Coalition of America |
| APA➣Accessibility Professionals Association (Austin, TX) |
| APA➣Asociación de Padres de Alumnos (Spain) |
| APA➣Accredited Pension Administrator (National Institute of Pension Administrators) |
| APA➣Anti-Platelet Agent (atherothrombosis) |
| APA➣American Paralysis Association |
| APA➣Animal Pedigree Act (Canada) |
| APA➣Aboriginal Public Administration (Canada) |
| APA➣Association Pour l'Autobiographie |
| APA➣Arts Projects Australia (Adelaide, Australia) |
| APA➣Asian Polymer Association (India) |
| APA➣Accident Prone Area |
| APA➣Aldosterone-Producing Adenoma |
| APA➣American Pilots Association |
| APA➣Academy for the Performing Arts |
| APA➣Army Pre-Positioned Afloat (US DoD) |
| APA➣American Pulpwood Association |
| APA➣Adaptive Packet Assembly |
| APA➣Alaska Power Administration |
| APA➣Advanced Physician Assistant (degree program) |
| APA➣Additional Performance Attribute |
| APA➣American Publishers Association |
| APA➣Arithmetic Processing Accelerator |
| APA➣Automotive Press Association (Detroit, MI) |
| APA➣Adaptive Phased Array |
| APA➣Alabama Psychological Association |
| APA➣Arkansas Pharmacists Association |
| APA➣Asociación Paleontológica Argentina |
| APA➣ASEAN People's Assembly |
| APA➣Asset Protection Allowance (student financial aid) |
| APA➣Assistant Political Agent (Pakistan) |
| APA➣Acolyte Protection Agency (WWF tag team) |
| APA➣Auditors of Public Accounts |
| APA➣Arizona Planning Association |
| APA➣Association of Paediatric Anaesthetists |
| APA➣ASEAN Ports Association |
| APA➣Active Phased Array |
| APA➣Academic Practice Assembly |
| APA➣Algemeen Plan van Aanleg (Dutch: General Plan of Construction; Belgium) |
| APA➣Amalgamated Printers Association |
| APA➣Association of Prosecuting Attorneys (Washington, DC) |
| APA➣Aromatics Producers Association |
| APA➣American Podiatry Association |
| APA➣Afghanistan Peace Association |
| APA➣Advanced Processor Architecture (various organizations) |
| APA➣Adolf and the Piss Artists (band) |
| APA➣Aircraft Procurement, Army |
| APA➣African Paddling Association (South Africa) |
| APA➣Active Phase Arrest (obstetrics) |
| APA➣Alexander Parents Association (Miami, FL) |
| APA➣Alberta Physiotherapy Association (Canada) |
| APA➣Agricultural Publishers Association |
| APA➣Allowance for Program Adjustment |
| APA➣Agrupaciones de Productores Agrarios (Spain) |
| APA➣Adaptive Power Allocation |
| APA➣antipolymer antibody (assay) |
| APA➣Another Pointless Acronym |
| APA➣Army Procurement Agency |
| APA➣African Potato Association |
| APA➣Air Pathway Analysis |
| APA➣Australia Pro Arte (chamber orchestra) |
| APA➣Antagonist Perpetrated Aggression |
| APA➣American Protestant Association |
| APA➣American Pinzgauer Association (Cedar Hill, TN) |
| APA➣Always Pounding Ass |
| APA➣Asociación para los Pueblos Amenazados (Spanish: Society for Threatened Peoples) |
| APA➣American Physiotherapy Association |
| APA➣Annular Phased Array |
| APA➣Appalachian Pagan Alliance |
| APA➣Airline Pilot's Association |
| APA➣Advanced Performance Algorithm |
| APA➣Application Portfolio Architecture |
| APA➣Appropriation Purchase Account |
| APA➣American Philatelic Association |
| APA➣Americanist Phonetic Alphabet |
| APA➣Advanced Profit Analysis (analysis of production data for determining rate per minute of profitability) |
| APA➣Acid Precipitation Act |
| APA➣Aircraft Parking Area |
| APA➣Accurate Premium Audits, Inc. |
| APA➣Army Procurement Appropriations |
| APA➣Amplified Piezoelectric Actuator (Cedrat Technologies, France) |
| APA➣Air Patrol Area |
| APA➣American Parquet Association, Inc. |
| APA➣Atomic Pop Art Entertainment, LLC (publishing) |
| APA➣Alien Port Adapter (Cisco 7200 router) |
| APA➣Air Products Association |
| APA➣American Pancreatic Association, Inc. |
| APA➣Association for the Prevention of Accidents (UK) |
| APA➣American Particleboard Association |
| APA➣Approvisionneur Professionnel Agree |
| APA➣Allowance for Project Adjustment |
| APA➣Advanced Processor Assembly |
| APA➣American Powerlifters Association (est. 1987; Vermont) |
| APA➣American Penguins Association (gaming clan) |
| APA➣Arrival-Point Analysis |
| APA➣Avionics Planning Activity |
| APA➣Anti-Penguin Association |
| APA➣Advanced Pilot's Aid |
| APA➣Airborne Power Adapter |
| APA➣Asociación de Protección a las Adolescentes (Association for Protection of Adolescents, Guatemala) |
| APA➣Antenna Pointing Angles |
| APA➣Army Propositioned Afloat |
| APA➣Air Preprocessing/Preamplifier Assembly |
| APA➣Advance Procurement Authorization |
| APA➣Advance of Pay & Allowances |
| APA➣Adiabatic Perturbation Approximation |
| APA➣Azimuth Power Assembly |
| APA➣After Print Approval (metals industry) |
| APA➣Accident Prevention Advisor (Airline) |
| APA➣Assistant Planner Analyst |
| APA➣Automatic Pre-Emphasis Adjustment (optical telecommunications) |
| APA➣Appareil à Prélèvement Atmosphérique (French: Atmospheric Sampling Unit) |