| SEN | sensitivity | 敏感度 |
| SEN | Senegal (ISO Country code) | 塞内加尔（ISO国家代码） |
| SEN | senator | 参议院 |
| SEN | State Enrolled Nurse | 州登记护士 |
| SEN | Sensor | 传感器 |
| SEN | Sport Entertainment Network | 体育娱乐网络 |
| SEN | Straight Electrode Negative | 直电极负极 |
| SEN | Servicio Empresarial de Noticias | Servicio Empresarial de Noticias公司 |
| SEN | Simulated Electronic Navigation | 模拟电子导航 |
| SEN | Semco Energy, Inc. | Semco能源公司。 |
| SEN | Sensitivity (Groundwater Modeling Systems) | 敏感性（地下水建模系统） |
| SEN | Special Educational Needs | 特殊教育需求 |
| SEN | Seniors | 长者 |
| SEN | Student Exchange Network | 学生交换网络 |
| SEN | Sheep Extension Network | 绵羊扩展网络 |
| SEN | Sports Entertainment Network | 体育娱乐网络 |
| SEN | Secretary of Energy Notice | 能源部长通知 |
| SEN | Sociedad Española de NeurologÍa (Spanish Society of Neurology) | Sociedad Española de NeurologÍa (Spanish Society of Neurology) |
| SEN | subependymal nodule | 室管膜下结节 |
| SEN | Scalp-Ear-Nipple Syndrome | 头皮-耳乳头综合征 |
| SEN | Software Engineering Notes | 软件工程说明 |
| SEN | Staredit Network (gaming) | Staredit网络（游戏） |
| SEN | Special Educational Needs (UK) | 特殊教育需求（英国） |
| SEN | Small Extension Node | 小型扩展节点 |
| SEN | Satellite Education Network | 卫星教育网络 |
| SEN | System Evaluation Network | 系统评估网络 |
| SEN | Special Educational Needs (UK education system) | 特殊教育需求（英国教育系统） |
| SEN | System Engineering Note | 系统工程说明 |
| SEN | standard enteral nutrition | 标准肠内营养 |