| Abbreviation | Definition |
|---|---|
| AACB | Association of Accredited Certification Bodies |
| AACO | American Association of Certified Orthoptists |
| AACP | Administrative Assistant Certificate Program |
| AACP | American Alliance Certified Paralegal |
| AAPWCA | Associate of the American Professional Wound Care Association |
| AAS | Associate of Applied Science in Nursing |
| ABCP | Accredited Business Continuity Professional |
| ABD | Advanced Biodynamic Diploma |
| ABOC | American Board of Opticianry Certification |
| ABOC | American Board of Opticianry Certified |
| ACA | Adobe Certified Associate |
| ACA | Allstates Certificate Advantage |
| ACAAB | Associate Certificate Applied Animal Behaviorist |
| ACAP | Associate Certified Analytics Professional |
| ACB | American Certification Body |
| ACBC | Association of Certified Biblical Counseling |
| ACC | Accredited Certified Coach |
| ACCA | Amazing Certified Cool Accountant |
| ACCA | Aruba Certified ClearPass Associate |
| ACCA | Assiociation of Chartered Certified Accountants |