| Acronym | Definition |
|---|
| SEW | Search Engine Watch |
| SEW | Shower Eye Wash |
| SEW | Scientific and Engineering Workstation |
| SEW | Spiritual Emphasis Week |
| SEW | Software Engineering Workshop |
| SEW | Segregated Early Weaning (in swine) |
| SEW | South East Water (Australia) |
| SEW | Space and Electronic Warfare |
| SEW | Space, Electronic Warfare |
| SEW | Shared Early Warning |
| SEW | Standard Electric Works Co, Ltd |
| SEW | Surface Electromagnetic Wave |
| SEW | Scientific Engineering Workstation |
| SEW | Slowly-Evolving Waveform |
| SEW | Sovereign Empire Wrestling |
| SEW | Silicon Epitaxial Wafer |
| SEW | Special Effects Weaponry |