What does ABC stand for?

What does ABC mean?

ABC	Agility Balance And Coordination Community » Sports
ABC	Agricultural Biotechnology Center Medical » Veterinary
ABC	Air Batu Campur Business » Firms
ABC	Air Brake Converted Governmental » Transportation
ABC	Air Brakes And Chain Regional » Railroads
ABC	Airborne Corps Governmental » Military
ABC	Airway Breathing And Circulation Medical » Physiology
ABC	Airway Breathing Circulation Medical » Physiology
ABC	Airway Breathing Cold Medical » Physiology
ABC	airway, breathing and circulation Medical » British Medicine
ABC	Alabama Beverage Control Governmental » State & Local
ABC	Alcohol Beverage Control Community » Law
ABC	Alcohol, Beer, Cigarettes Community
ABC	Alcoholic Beverage Control Community » Law
ABC	Alexander Berkman Collective Business » Firms
ABC	Alexander Berkman Collective Community
ABC	All Beer Cleaning Miscellaneous » Food
ABC	All Believe Confess Community » Religion
ABC	All Blocks Covered Governmental » Military
ABC	All Bout Cancellations Miscellaneous » Funnies
ABC	All Bout Children Community
ABC	Allevatori Bufalini Casertani Business » Firms
ABC	Allocation, Budget, and Contract Business » General
ABC	Alpha Beta Camera Business » Firms
ABC	Alphabetically Based Computerized Computing » Databases