VDDI
| Acronym | Definition |
|---|---|
| VDDI | Virtual Drug Development, Inc. (Internet-based pharmaceuticals) |
| VDDI | Victorian Dual Diagnosis Initiative (Australia; est. 2002) |
| VDDI | Vitamin D Deficiency/Insufficiency |
| VDDI | Ventricule Droit Double Issue (French: Right Ventricle Double Issue; cardiology) |
| VDDI | Value-Driven Design Institute (Urbana, IL) |
| VDDI | Verband der Deutschen Dental-Industrie eV (Germany) |