What does ABC stand for?

What does ABC mean?

ABC	Association of Boxing Commissions Community » Sports
ABC	Atanasoff Berry Computer Computing » Hardware
ABC	Atanasoff Berry Computer Computing » General
ABC	Atlantic Baptist College Academic & Science » Universities
ABC	Atomic Bacterial Chemical Governmental » Military
ABC	ATP Binding Cassette Medical » Physiology
ABC	ATP-binding cassette transporter Medical » British Medicine
ABC	Attentional Behavioral Cognitive Community » Educational
ABC	Attitude Behavior Consistency Community » Educational
ABC	Attorneys, Bankers, and CPAs Community » Law
ABC	Audio Bus Coupler Governmental » NASA
ABC	Audit Bureau Of Circulation Community » Media
ABC	Audit Bureau Of Circulations Community » Media
ABC	Audit Bureau Of Circulations Business » Firms
ABC	Australian Broadcasting Commision Governmental » Military
ABC	Australian Broadcasting Company Community » Media
ABC	Australian Broadcasting Company Business » Firms
ABC	Australian Broadcasting Corporation Community » Media
ABC	Australian Broadcasting Corporation Business » Firms
ABC	Automated Blood Collection Medical » Physiology
ABC	Automatic Background Calibration Academic & Science » Electronics
ABC	Automatic Brightness Control Computing » Hardware
ABC	avidin-biotin complex immunoperoxidase Medical » British Medicine
ABC	axiobuccocervical Dentistry Medical » British Medicine
ABC	Musical notation language file (folk melodies) Computing » File Extensions