LSSD
| Acronym | Definition |
|---|---|
| LSSD | Lord Selkirk School Division (Canada) |
| LSSD | Level Sensitive Scan Design |
| LSSD | Lebanon Special School District (Tennessee) |
| LSSD | Local Social Services District (New York) |
| LSSD | Lake Superior Ski Division |
| LSSD | Literary Society of San Diego |
| LSSD | Lunar Surface Sampling Device |
| LSSD | Large Scale System Development (computer science) |
| LSSD | Life Safety System Division (New York Police Department; New York, NY) |