| Abbreviation | Definition |
|---|---|
| BABCP | British Association for Behavioural and Cognitive Psychotherapies |
| BABT | British Approvals Board for |
| BABT | British Approvals Board for Telecommunications |
| BAC | British Aircraft Corporation |
| BAC | British Arabian Championship |
| BACE | British Airways Component Engineering |
| BACG | British American Consulting Group |
| BACM | British Association of Colliery Management |
| BACP | British Association for Counselling and Psychotherapy |
| BACW | British Archive for Contemporary Writing |
| BAD | British Association of Dermatology |
| BADA | British Antique Dealers Association |
| BADS | British Association of Decadence Studies |
| BAE | British Aerospace Aerodynamics |
| BAEK | British Archaeological Expedition to Kuwait |
| BAFA | British American Football Association |
| BAFE | British Approval for Fire Equipment |
| BAFE | British Approval of Fire Equipment |
| BAFF | British Air Forces in France |
| BAFF | British Armed Forces Federation |