| Acronym | Definition |
|---|
| CRDI | Centre de Recherches pour le Développement International (French: Research Center for International Development; Canada) |
| CRDI | Common Rail Direct Injection |
| CRDI | Common Rail Diesel Injection (engine fuel injection system) |
| CRDI | Centre de Recherche en Développement International (French: Development Research Center International; Canada) |
| CRDI | Cultural Resources Diversity Internship Program (US NPS) |
| CRDI | Common Rail Direct Injection Engine |
| CRDI | Curriculum Review, Development, and Implementation (school planning; Canada) |
| CRDI | China Resources Development Inc. (Hong Kong) |