| Acronym | Definition |
|---|
| PRES➣President |
| PRES➣Present (abstention 'vote' or recorded show of presence, US Congress) |
| PRES➣Atmospheric Pressure |
| PRES➣Preserve |
| PRES➣Prestin |
| PRES➣Pressure (meteorology) |
| PRES➣Posterior Reversible Encephalopathy Syndrome (hypertensive encephalopathy) |
| PRES➣Primary Reserve (Canadian armed forces) |
| PRES➣Pôle de Recherche et d'Enseignement Supérieur (French: Center for Research and Higher Education) |
| PRES➣Pixel Resolution |
| PRES➣Patent Retrieval Evaluation Score (informatics) |
| PRES➣Program for the Retention of Engineering Students |
| PRES➣Program Reporting & Evaluation System |