| Bac, bac | Bacillus, bacillary |
|---|---|
| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
| BAC | bacterial adherent colony; bacterial antigen complex; blood alcohol concentration; British Associati... |
| BAC | Bronchioalveolar carcinoma |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |