| TLD | Top Level Domain | 顶层域 |
| TLD | Thermo Luminescent Dosemeter | 热释光剂量计 |
| TLD | Tele Danmark A. S. | 丹麦电信公司。 |
| TLD | Tag Library Descriptor | 标记库描述符 |
| TLD | The Last Don | 最后的唐 |
| TLD | TeleDisk Disk Image | TeleDisk磁盘映像 |
| TLD | Transport and Logistics Data Set | 运输和物流数据集 |
| TLD | Tuli Lodge, Botswana | 图利旅馆，博茨瓦纳 |
| TLD | Tag Library Descriptor (Java Server Pages and custom tag libraries) | 标记库描述符（Java服务器页面和自定义标记库） |
| TLD | Tended Loving Doctor | 慈爱的医生 |
| TLD | Toxicidad Limitante De Dosis | 毒性极限剂量 |
| TLD | thermoluminescent dose | 热释光剂量 |
| TLD | The Living Dead | 活死人 |
| TLD | thoracic lymph duct | 胸淋巴管 |
| TLD | Thermo-Luminescent Dosimeter | 热致发光剂量计 |
| TLD | Tuff Little Dude | Tuff小家伙 |
| TLD | Taft Live Discovery | 塔夫脱现场探索 |
| TLD | Top-Level Domain (Internet) | 顶级域（Internet） |
| TLD | Test of Language Development (PRO-ED) | 语言发展测试（PRO-ED） |
| TLD | Top Level Design | 顶级设计 |
| TLD | thermoluminescent dosimetry | 热释光剂量测定 |
| TLD | The Last Dance (band) | 最后的舞蹈（乐队） |
| TLD | thermoluminescent detector | 热释光探测器 |
| TLD | Tape Library Device (robotic backup tape libraries) | 磁带库设备（自动备份磁带库） |
| TLD | Target Location and Designation | 目标位置和名称 |
| TLD | thermoluminescent dosimeter | 热释光剂量计 |
| TLD | The Living Daylights (James Bond Movie) | 《生活的曙光》（詹姆斯·邦德电影） |
| TLD | Top Level Demonstration | 顶级演示 |
| TLD | Thermal Luminosity Device | 热发光装置 |
| TLD | Third-Level Domain | 第三级域 |
| TLD | Technical Logistics Data | 技术物流数据 |
| TLD | Time Lag Discrimination | 时滞歧视 |
| TLD | Term Loan D | 定期贷款D |
| TLD | Traffic Loading Device | 交通装载设备 |
| TLD | Townside, Longside, Downside (East Belfast Scouts, UK) | Townside，Longside，Downside（英国东贝尔法斯特童子军） |