| Abbreviation | Definition |
|---|---|
| ABMA | American Board of Medical Acupuncture |
| ABMA | American Boiler Manufacturers Association |
| ABMA | American Boiler Manufacturers' Association |
| ABMA | American Brush Manufacturers Association |
| ABMA | Association of Business Managers and Administrators |
| ABMG | American Board of Medical Genetics |
| ABMS | American Board of Medical Specialties |
| ABMSMOC?? | ABMS Maintenance of Certification?? [American Board of Medical Specialties] |
| ABMSMOC® | ABMS Maintenance of Certification® [American Board of Medical Specialties] |
| ABNM | American Board of Nuclear Medicine |
| ABNS | American Board of Neurological Surgery |
| ABO | American Board of Ophthalmology |
| ABO | American Board of Opticianry |
| ABO | American Board of Otolaryngology |
| ABOS | American Board of Orthopaedic Surgery |
| ABP | American Board of Paediatrics |
| ABP | American Board of Pediatrics |
| ABP&N | American Board of Psychiatry and Neurology |
| ABPC | All Bengal Principals' Association |
| ABPC | Association of British Pewter Craftsmen |