| LDD | Lightly Doped Drain | 轻掺杂漏极 |
| LDD | Laser Detector Diode | 激光检波二极管 |
| LDD | Learning Difficulties and Disabilities | 学习困难和残疾 |
| LDD | Logic Decision Diagram | 逻辑决策图 |
| LDD | Lijst Dedecker (Political party, Vlaanderen, Belgium) | 利斯特·德德克（比利时弗拉德伦政党） |
| LDD | Logistics Development Data | 物流发展数据 |
| LDD | Licensed Direct Disposer (cremation services) | 持牌直接处置者（火化服务） |
| LDD | Lunar Dust Detector | 月球尘埃探测器 |
| LDD | Letter of Determination of Dependency | 抚养决定书 |
| LDD | Linear Decorrelating Detector | 线性去相关检测器 |
| LDD | Loss, Damage, or Destruction | 损失、损坏或破坏 |
| LDD | Light-Duty Diesel | 轻型柴油机 |
| LDD | Logistics Decision Diagram | 物流决策图 |
| LDD | Linux Device Driver | Linux设备驱动程序 |
| LDD | Lectura Diaria (Spanish) | Lectura Diaria（西班牙语） |
| LDD | Les DÉveloppements Durables (Bayonne, Pays Basque) | Les DÉveloppements Durables (Bayonne, Pays Basque) |
| LDD | Luminaire Dirt Depreciation | 灯具污垢折旧 |
| LDD | late dedifferentiation | 晚期去分化 |
| LDD | Life Directions Detroit | 底特律生活方向 |
| LDD | List Dynamic Dependency | 列出动态依赖项 |
| LDD | Logical Document Determination (legal) | 逻辑文件确定（法律） |
| LDD | Lotus Developer Domain | Lotus开发人员域 |
| LDD | Low-Delay Data | 低延迟数据 |
| LDD | Livestock Development Department | 畜牧业发展部 |
| LDD | Long Distance Division (Sprint) | 长跑组（短跑） |
| LDD | Land Development Desktop (Autodesk AutoCAD) | Land Development Desktop（Autodesk AutoCAD） |
| LDD | Laser Designator Detector | 激光指示器检测器 |
| LDD | Leeson Digital Designs | Leeson数字设计 |
| LDD | Logical Data Dictionary | 逻辑数据字典 |
| LDD | Laser Diode Driver | 激光二极管驱动器 |
| LDD | Little Deluded Dupes | 小德劳德·杜普斯 |
| LDD | Long Distance Dependency | 远距离依赖关系 |
| LDD | LEGO Digital Designer | 乐高数字设计师 |
| LDD | Legion of Dynamic Discord | 动态不和谐军团 |
| LDD | Logic Design Data | 逻辑设计数据 |
| LDD | Lhermitte-Duclos Disease | Lhermite Duclos病 |
| LDD | Living Dead Dolls | 活死人娃娃 |
| LDD | Local Development Document | 本地开发文件 |