| Acronym | Definition |
|---|
| PLSD➣Protected Least Significant Difference |
| PLSD➣Pickerington Local School District (Pickerington, OH) |
| PLSD➣Purchase Line School District (Pennsylvania) |
| PLSD➣Platyspondylic Lethal Skeletal Dysplasias (short-limb dwarfing conditions) |
| PLSD➣Partial Least-Squares Difference |
| PLSD➣Partido Liberal Socialdemócrata (Spanish: Liberal Social Democratic Party) |
| PLSD➣Promotion List Service Date |
| PLSD➣Pacemaker-Like Slow Depolarization |
| PLSD➣Progressive Liberal Socialist Democrat (politics) |