| Acronym | Definition |
|---|
| HLSP➣Heitler-London-Slater-Pauling (quantum chemistry method) |
| HLSP➣Hospital Library Services Program (New York Metropolitan Library Council) |
| HLSP➣Higher Level Skills Pathfinder (Higher Education Funding Council for England) |
| HLSP➣High Level Security Policy (data security) |
| HLSP➣Holts Landing State Park (Millville, DE) |
| HLSP➣Horseshoe Lake State Park |