FACB
| Acronym | Definition |
|---|---|
| FACB | Fellow of the National Academy of Clinical Biochemistry |
| FACB | Facilitair Bedrijf (Dutch) |
| FACB | Freedom of Association and Collective Bargaining |
| FACB | Funk Amateur Club Basel (German: Radio Amateur Club Basel, Switzerland) |
| FACB | Fragment Antigen and Complement Binding |
| FACB | Flight Activities Control Board (US NASA) |