| RBE | Relative Biological Effectiveness |
|---|---|
| ABC | absolute basophil count; absolute bone conduction; acalculous biliary colic; acid balance control; a... |
| AIBS | American Institute of Biological Sciences |
| BA | Bachelor of Arts; backache; bacterial agglutination; basilar artery; basion; benzyladenine; best amp... |
| BAD | biological aerosol detection; British Association of Dermatologists |