| Acronym | Definition |
|---|
| PSEN➣Program Store Enable (Intel 8051 Microcontroller) |
| PSEN➣Pupils with Special Educational Needs |
| PSEN➣Penn State Entrepreneurs Network |
| PSEN➣Pomperaug Sports Entertainment Network |
| PSEN➣Public Safety Education Network |
| PSEN➣Psychiatric State Enrolled Nurse |
| PSEN➣Private School Employment Network |
| PSEN➣Potomac Sports and Entertainment Network |