| Acronym | Sense | Language | Topics |
|---|---|---|---|
| PTI | Preliminary Test Information | In English | |
| PTI | Programmed Test Input | In English | |
| PTI | Purpura Thrombopénique Idiopathique | In French | → Pathology |
| PTI | Procédure Technique d'Installation | In French | → Applied sciences, technology |
| PTI | Procédure Technique d'Implantation | In French | |
| PTI | Poste de Travail Informatisé | In French | → Computer science |