| SEN | Safety Emissions and Noise 
| Others |
| SEN | Satellite Education Network
| Others |
| SEN | Scientific Enhanced Nutrition
| Others |
| SEN | Search Engine News
| Others |
| SEN | Secure Ergonomic And Non
| Others |
| SeN | Selenium Nitrogen
| Others |
| Sen | Senate
| Others |
| Sen | Senator
| Others |
| SEN | Seniors
| Others |
| SEN | SENsor
| Others |
| SEN | Servicio Empresarial de Noticias
| Others |
| SEN | Set Negative Flag
| Others |
| SEN | Sheep Extension Network
| Others |
| SEN | Simulated Electronic Navigation
| Others |
| SEN | Sistemul Electronic National
| Others |
| SEN | Small Extension Node
| Others |
| SEN | Social Enterprise Network
| Others |
| SEN | Social Entertainment Network
| Others |
| SEN | Software Engineering Notebook
| Others |
| SEN | Software Engineering Notes
| Others |
| SEN | Something Elephants Need
| Others |
| SEN | Sony Entertainment Network
| Others |
| SEN | Space Exploration Network
| Others |
| SEN | Spanish Society of Neurology
| Others |
| SEN | Special Education Needs
| Others |
| SEN | special educational
| Others |
| SEN | Special Educational Needs
| Others |
| SEN | Special Emphasis Notice
| Others |
| SEN | Sport Entertainment Network
| Others |
| SEN | Sports Entertainment Network
| Others |
| SEN | State Enrolled Nurse
| Others |
| SEN | State enrolled nurses
| Others |
| SEN | Stichting Evenementen Neede
| Others |
| SEN | Straight Electrode Negative
| Others |
| SEN | Student Exchange Network
| Others |
| SEN | Sub Engineer
| Others |
| SEN | Support Entitlement Number
| Others |
| SEN | System Event Notification
| Others |