PSEA
| Acronym | Definition |
|---|---|
| PSEA | Pennsylvania State Education Association |
| PSEA | Public Safety Employees Association (Alaska, USA) |
| PSEA | Prevention of Sexual Exploitation and Abuse |
| PSEA | Platform System Engineering Agent (job title) |
| PSEA | Pointing and Safemode Electronics Assembly |
| PSEA | Payload Safing and Electronics Assembly |
| PSEA | Public Service Employees' Association |
| PSEA | Public Service Employees Act (Canada) |