| RTN | Rapid tissue necrosis | 快速组织坏死 |
| RTN | Rapid Thermal Nitridation | 快速热氮化 |
| RTN | Routing Telephone Number | 路由电话号码 |
| RTN | Route to Number | 路线至编号 |
| RTN | Resource Task Network | 资源任务网络 |
| RTN | Received Track Number | 接收的曲目编号 |
| RTN | Raytheon Company (stock symbol) | 雷神公司（股票符号） |
| RTN | Requirement Tracking Number | 需求跟踪编号 |
| RTN | Regional Trade Network (Canada) | 区域贸易网络（加拿大） |
| RTN | Research Training Network | 研究培训网络 |
| RTN | renal tubular necrosis | 肾小管坏死 |
| RTN | Real- Time Network | 实时网络 |
| RTN | Runner Triathlete News | 跑步者铁人三项新闻 |
| RTN | Russian Translators Network | 俄语翻译网络 |
| RTN | Ray Tracing News | 光线追踪新闻 |
| RTN | Raton, New Mexico USA | 美国新墨西哥州拉顿 |
| RTN | Raytheon Company | 雷神公司 |
| RTN | Rotarian | 扶轮社员 |
| RTN | Racetrack Television Network | 赛马场电视网 |
| RTN | Register Transfer Notation | 寄存器转移符号 |
| RTN | Real Time News (UNICC) | 实时新闻（UNICC） |
| RTN | Relative Threat Number | 相对威胁数 |
| RTN | Restricted Trading Network | 受限交易网络 |
| RTN | Remote Track Number | 远程轨迹编号 |
| RTN | Real-Time Networks (workshop) | 实时网络（研讨会） |
| RTN | Reticular Thalamic Nuclei | 网状丘脑核 |
| RTN | Road to Nowhere | 无果之路 |
| RTN | Recursive Transition Network | 递归过渡网络 |
| RTN | Register Tape Network (Valencia, CA) | 注册磁带网络（加利福尼亚州巴伦西亚） |
| RTN | Routing Transit Number | 路线运输编号 |
| RTN | Radial Tangential Normal | 径向切线法线 |
| RTN | Read and Take Notes | 阅读并做笔记 |
| RTN | Requirements Traceability Network | 需求跟踪网络 |
| RTN | Runner Triathlete News (periodical) | 三项全能运动员新闻（期刊） |
| RTN | Rock the Nations (rock festival) | 摇滚民族（摇滚节） |