DLSI
| Acronym | Definition |
|---|---|
| DLSI | De La Salle Institute (Malaysia) |
| DLSI | Departament de Llenguatges i Sistemes Informàtics (Catalan: Department of Software and Computing Systems; University of Alicante; Spain) |
| DLSI | Digital Library Service Integration |
| DLSI | Davis Langdon and Seah International (various locations) |
| DLSI | Drug Lifestyle Screening Interview (various locations) |