| Acronym | Definition |
|---|
| LSDP | Lump Sum Death Payment |
| LSDP | Lithuanian Social Democratic Party |
| LSDP | Latvian Social Democratic Party (political party) |
| LSDP | Low-Sulphur Diesel-Production |
| LSDP | Life-Span Developmental Psychology |
| LSDP | Le Sacre du Printemps (French: The Rite of Spring; ballet) |
| LSDP | Loop Shaping Design Procedure |
| LSDP | Local Sustainable Development Plan |
| LSDP | Latin Sisters Design Productions |
| LSDP | Little Sisters of Divine Providence |
| LSDP | La Strega Di Portobello (Italian, Paulo Coelho book) |
| LSDP | Life Skills Development Program |