| Acronym | Sense | Language | Topics |
|---|---|---|---|
| PSL | Produit Sanguin Labile | In French | → Pharmacology, toxicology → Blood and circulatory system |
| PSL | Physics of Solids and Liquids | In English | → Serial publications, periodicals → Physics |
| PSL | Pressure Seal | In English | → Mechanical engineering |
| PSL | Program Support Library | In English | → Software |
| PSL | Program Statement Language | In English | → Programming languages |