SEID
| Acronym | Definition |
|---|---|
| SEID | Systemic Exertion Intolerance Disease |
| SEID | Systemic Exertion Intolerance Disease (chronic fatigue syndrome) |
| SEID | School of Engineering and Industrial Design |
| SEID | Sanyo Epson Imaging Devices |
| SEID | Support Equipment Item Description |
| SEID | System Element Interface Description |
| SEID | Societal & Environmental Integrity Development |
| SEID | Systems Engineering and Integration Division |
| SEID | Software Element Identification |
| SEID | Service Element Identification |