| Abbreviation | Definition |
|---|---|
| BHR | Bronchial Hyperresponsiveness |
| BHRA | British Hydromechanics Research Association |
| BHRE | Back Hand Reactive Exertion |
| BHS | Bachelet Hamann Schluter pseudopotentials |
| BHS | Beta hemolytic streptococcus |
| BHS | Baggage Handling System |
| BHS | Boston Harbor Software |
| BHS | Bogalusa Heart Study |
| BHS | Brisighella Heart Study |
| BHSAI | British Horse Society Assistant Instructor |
| BHSI | British Horse Society Instructor |
| BHSI | Behavioral Health Special Initiative |
| BHSI | Boston Healthy Start Initiative |
| BHSI | Behavioral Health Services Initiative |
| BHSIP | Bottom-hole Shut-in Pressure |
| BHT | Blunt Head Trauma |
| BHT | Big Heavy Tongan |
| BHT | Brinell Hardness Test |
| BHT | Bottom-hole Temperature |
| BHT | Butylated Hydroxytoluene |
| BHTV | Borehole Televiewers |
| BHU | Banaras Hindu University |
| BI | Bismuth |
| BI | Binary And Includes |
| BI | Binary Input |
| BI | Brain Injury |
| BI | Baroclinic Instability |
| BI | Business Interruption |
| BI | Bone Impaction |
| BI | Bone Injury |
| BI | Bowel Impaction |
| BIA | Branch to Invalid Address |
| BIA | Bioelectric Impedance Analysis |
| BIA | Biological Immunity Analysis |
| BIA | Bioelectrical Impedance Analysis |
| BIA | Bus Interface Adaptor |
| BIA | Birmingham International Airport |
| BIA | Biochemical Induction Assay |
| BIA | Batch Injection Analysis |
| BIA | Biospecific Interaction Analysis |
| BIA | Bureau of Indian Affairs |
| BIA | Biotechnology Industry Association |
| BIA | Bioluminesecence immunoassay |
| BIAC | Board for International Broadcasting |
| BIAD | Blind insertion Airway Device |
| BIB | Broadcasting Industry Council to Improve American Productivity |
| BIB | Blocked Impurity Band |
| BIBOR | Bahrain Inter-Bank Offered Rate |
| BIBRA | British Industrial Biological Research Association |
| BIBS | Buckle In Baby Safely |