| Abbreviations | Meaning |
 | BAC, BAC | Bacillus |
 | GNB | Gram-negative Bacillus |
 | LDB | Lamb Dysentery Bacillus; Legionnaires' Disease Bacillus; Location Database [genetics] |
 | BT | Bacillus Thuringiensis |
 | ACB | Antibody-coated Bacteria; Aortocoronary Bypass; Arterialized Capillary Blood; Asymptomatic Carotid Bruit |
 | EE | Enterobacteriaceae Enrichment [broth] |
 | AA | Adrenocortical Autoantibody; African American; Aggregated Albumin; [bacterial] Aggregative Adherence; Agranulocytic Angina; Alcohol Abuse |
 | IBC | Incidence Of Bacteria-carrier |
 | SABP | Spontaneous Acute Bacterial Peritonitis; Systolic Arterial Blood Pressure |
 | BG | Bacillus Globigii |
 | TBN | Bacillus Emulsion; Temporal Belief Network; Total Body Nitrogen |
 | B-G | Bordet-Gengou [agar, Bacillus, Phenomenon] |
 | BAIT | Bacterial Automated Identification Technique |
 | SBIAB | Secondary Bacterial Infection Acute Bronchitis |
 | NBP | Nonbacterial Prostatitis |