| Acronym | Definition |
|---|
| CSDL | Center for the Study of Digital Libraries |
| CSDL | Combined Systems Development Laboratory |
| CSDL | Common Schema Definition Language (programming) |
| CSDL | Caisse Sociale de Développement Local (French: Social Security Fund for Local Development) |
| CSDL | Draper Laboratory (formerly Charles Stark Draper Laboratory) |
| CSDL | Central Securities Depository of Lithuania |
| CSDL | Commission Scolaire de Laval (French: Laval school board) |
| CSDL | Confederazione Sammarinese Del Lavoro |
| CSDL | Charles Stark Draper Laboratory |
| CSDL | Collaborative Software Development Laboratory |
| CSDL | Capacity and Self-Determination (Jersey) Law 2016 |
| CSDL | Compound Semiconductor Device Laboratory (Canada) |
| CSDL | Conceptual Structure, Discourse, and Language |
| CSDL | Coast Survey Development Laboratory |
| CSDL | Computer Society Digital Library |
| CSDL | Chinese Science Digital Library |
| CSDL | Compliant Systems Design Laboratory |
| CSDL | Center for Self Directed Learning |
| CSDL | Confederazione Sammarineze del Lavoro |
| CSDL | Computer System Description Language |