UVCB
| Acronym | Definition |
|---|---|
| UVCB | Chemical Substances of Unknown or Variable Composition, Complex Reaction Products and Biological Materials (US EPA) |
| UVCB | Union des Villes et Communes Belges (French: Union of Belgian Towns and Municipalities) |
| UVCB | Upper Valley Community Band (Hanover, NH) |
| UVCB | Unknown, of Variable Composition, or of Biological Origin |