| IUI | Intelligent User Interface | 智能用户接口 |
| IUI | Inter-User Interference | 用户间干扰 |
| IUI | Instance Unique Identifier | 实例唯一标识符 |
| IUI | Intra-Uterine Injection | 子宫内注射 |
| IUI | Insufficient User Intelligence | 用户智能不足 |
| IUI | Interactive User Interface | 交互式用户界面 |
| IUI | Industriens Utredningsinstitut (Research Institute of Industrial Economics, Sweden) | 瑞典工业经济研究所 |
| IUI | Intra Uterine Injection | 子宫内注射 |
| IUI | Intra-Uterine Insemination | 子宫内授精 |
| IUI | Intra Uterine Insemination | 子宫内授精 |
| IUI | intravascular ultrasound imaging | 血管内超声成像 |
| IUI | intrauterine infection | 宫内感染 |
| IUI | Imaginary User Interface | 虚拟用户界面 |