| SEG | The Society of Exploration Geophysicists | 勘探地球物理家学会 |
| SEG | Society of Exploration Geophysicists | 勘探地球物理学家协会 |
| SEG | Simulation Exercise Group | 模拟练习组 |
| SEG | Socio-Economic group | 社会经济组 |
| SEG | Sveriges Elgrossister (Swedish Electrical Wholesalers Federation) | 瑞典电气批发商联合会 |
| SEG | Society of Exploration Geologists | 勘探地质学家学会 |
| SEG | Standardization Evaluation Group | 标准化评估小组 |
| SEG | Science Engineering Group | 科学工程组 |
| SEG | Software Engineering Group | 软件工程组 |
| SEG | Southern Examination Group (UK) | 南方考试组（英国） |
| SEG | Selective Epitaxial Growth | 选择性外延生长 |
| SEG | Segment | 段 |
| SEG | Select Employee Group | 选择员工组 |
| SEG | Society of Economic Geologists | 经济地质学家学会 |
| SEG | Situational Event Generator | 情境事件生成器 |
| SEG | Segway Enthusiasts Group | Segway爱好者小组 |
| SEG | Scientific Ecology Group | 科学生态学小组 |
| SEG | Sequence Enforcing Gate | 顺序执行门 |
| SEG | Systems Evaluation Group | 系统评估组 |
| SEG | Spark Erosion Grinding | 火花侵蚀磨削 |
| SEG | (Ministry of Defence police) Special Escort Group | （国防部警察）特别护送组 |
| SEG | Select Employer Group | 选择雇主组 |
| SEG | Scientific Evaluation Group | 科学评估小组 |
| SEG | Second Generation (gaming clan) | 第二代（游戏家族） |
| SEG | Screen Extras' Guild | 屏幕额外的行会 |
| SEG | segmented(neutrophil) | 分段（中性粒细胞） |
| SEG | Southern Electric Group | 南方电气集团 |
| SEG | System Effectiveness Group | 系统有效性小组 |
| SEG | soft elastic gelatin(capsule) | 软弹性明胶（胶囊） |
| SEG | sonoencephalography | 声脑描记术 |
| SEG | Satellite Engineering Group, Inc | 卫星工程集团 |
| SEG | serous extravasation granuloma | 浆液性外渗肉芽肿 |
| SEG | Stuff Eating Grin (polite form) | 吃东西的Grin（礼貌形式） |
| SEG | Social Entrepreneurs Group | 社会企业家团体 |
| SEG | sonoencephalogram | 声脑图 |
| SEG | Social Enterprise Group, LLC | 社会企业集团有限责任公司 |
| SEG | Special Effect Generator | 特效发生器 |
| SEG | Sex Education Graduate | 性教育毕业生 |
| SEG | Survivor Entertainment Group | 幸存者娱乐集团 |
| SEG | Special Escort Group | 特殊护送组 |
| SEG | Selinsgrove, Pennsylvania USA | 美国宾夕法尼亚州塞林斯格罗夫 |
| SEG | Seagate Technology | Seagate技术 |