What Does ABC Stand For?

ABC has more than one possible meaning :

• ABC - Absorbing Boundary Condition Green Function
• ABC - Accelerator Based Conversion
• ABC - Advanced Ball Concept
• ABC - Aerobiochemical
• ABC - American Blood Commission
• ABC - Americas Blood Centers
• ABC - Analog Backup Computer
• ABC - ATP Binding Cassette
• ABC - Avidin Biotin Complex

If you know of another acronym for ABC, please suggest it as a new acronym for ABC.