| Abbreviation | Definition |
|---|---|
| ATCP | Agriculture, Trade, and Consumer Protection |
| ATD | Art Teaching Diploma |
| ATOL | Air Travel Orgainsers License |
| ATP | Atmospheric Pressure |
| ATWT | Atomic weight |
| AU.D. | Doctor of Audiology |
| Aud.D. | Doctor of Audiology |
| AV | Alternating Voltage |
| AVCE | Advanced Vocational Certificate of Education |
| AWT | All Walk Tanks |
| AWWARF | American Water Works Association Research Foundation |
| B.A. | Bachelor of Arts |
| B.A.M. | Bachelor of Applied Mathematics |
| B.Arch. | Bachelor of Architecture |
| B.B.A. | Bachelor of Business Administration |
| B.C.L. | Bachelor of Canon Law |
| B.Ch.D. | Bachelor of Dental Surgery |
| B.Ch.E | Bachelor of Chemical Engineering |
| B.CHIR. | Bachelopr of Surgery [Lat.] |
| B.D.M. | Bachelor of Dental Medicine |