| Abbreviations | Meaning |
 | BAPS | British Association Of Paediatric Surgeons |
 | BAQHP | Bureau D'Assurance Qualité De L'Hospitalisation Privée |
 | BARNA | British Anaesthetic & Recovery Nurses Association |
 | BAS | British Andrology Society |
 | BASCD | British Association For The Study Of Community Dentistry |
 | BASEM | British Association Of Sport And Exercise Medicine |
 | BASES | British Association Of Sport And Exercise Sciences |
 | BASH | Bulimia Anorexia Self-Help. Inc. |
 | BASHH | British Association For Sexual Health And HIV |
 | BASICS | Basic Support For Institutionalizing Child Survival |
 | BASICS | British Association For Immediate Care |
 | BASK | British Association For Surgery Of The Knee |
 | BASO ~ ACS | BASO ~ The Association For Cancer Surgery |
 | BASRT | British Association For Sexual And Relationship Therapy |
 | BASS | British Association Of Spinal Surgeons |
 | BATOD | British Association Of Teachers Of The Deaf |
 | BAUS | British Association Of Urological Surgeons |
 | BB | Technologist In Blood Banking |
 | BBA | Biochimica Et Biophysica Acta |
 | BBRC | Biochemical And Biophysical Research Communication |
 | BBS | Behavioral And Brain Sciences [periodical] |
 | BBSRC | Biotechnology And Biological Sciences Research Council |
 | BBTS | British Blood Transfusion Society |
 | BBUSO / UPBSUO | Belgische Beroepsvereniging Van Universitaire Specialisten In De Orthodontie / Union Professionelle Belge Des Spécialistes Universitaire En Orthodontie |
 | BCAB | British Computer Association Of The Blind |
 | BCABA | Board Certified Associate Behavior Analyst |
 | BCAHC | British Columbia Academic Health Council |
 | BCAO | British Columbia Association Of Optometrists |
 | BCAPS | British Columbia Association Of People Who Stutter |
 | BCASLPA | British Columbia Association Of Speech/Language Pathologists And Audiologists |
 | BCATA | British Columbia Acupressure Therapists Association |
 | BCATA | British Columbia Art Therapy Association |
 | BCBA | Board Certified Behavior Analyst |
 | BCBSA | BlueCross And BlueShield Association |
 | BCCA | BC Cancer Agency (British Columbia) |
 | BCCCP | Breast And Cervical Cancer Control Program |
 | BCDA | British Columbia Dental Association |
 | BCDHA | British Columbia Dental Hygienists Association |
 | BCDS | British Contact Dermatitis Society |
 | BCEN | Board Of Certification For Emergency Nursing |
 | BCF | The Breast Cancer Fund |
 | BCHIMPS | British Columbia Health Information Management Professionals Society |
 | BCIS | British Cardiovascular Intervention Society |
 | BCLA | British Contact Lens Association |
 | BCMA | British Columbia Medical Association |
 | BCMD | Blood Cells, Molecules, And Diseases [periodical] |
 | BCMF / CLFM | Bibliothèque Canadienne De Médecine Familiale / Canadian Library Of Family Medicine |
 | BCNA | Breast Cancer Network Australia |
 | BCNF | British Columbia Neurofibromatosis Foundation |
 | BCO | Breast Cancer Online [periodical] |