| BO | Bachelor of Osteopathy; base of prism out; behavior objective; belladonna and opium; body odor; bowe... |
|---|---|
| MBO | management by objective; mesiobucco-occlusal |
| OB | obese [mouse]; obese, obesity; objective benefit; obliterative bronchiolitis; obstetrics, obstetrici... |
| obj | objective |
| OOWS | objective opiate withdrawal scale |