| URD | Url Rendezvous Directory | Url集合目录 |
| URD | Upper Royal Diva | 上皇家迪瓦 |
| URD | United Research and Development America, Inc. | 美国联合研发公司。 |
| URD | UniÓn Revolucionaria DemocrÁtica | UniÓn Revolucionaria DemocrÁtica |
| URD | yoU aRe Drawing | yoU aRe图纸 |
| URD | UniÓn Republicana DemocrÁtica | UniÓn Republicana DemocrÁtica |
| URD | Ultra Rush Demons | 超级狂暴的恶魔 |
| URD | Unit Release Dose | 单位释放剂量 |
| URD | uridnine | 尿苷 |
| URD | unilateral retinal detachment | 单侧视网膜脱离 |
| URD | Usenet Resource Downloader | Usenet资源下载器 |
| URD | Universal Raid Device | 通用Raid设备 |
| URD | Uridine | 尿苷 |
| URD | User Report Designer | 用户报表设计器 |
| URD | UniÓn Revolucionaria DemocrÁtica (Revolutionary Democratic Union; political party, Guatemala) | UniÓn Revolucionaria DemocrÁtica (Revolutionary Democratic Union; political party, Guatemala) |
| URD | U aRe Dead | U aRe死亡 |
| URD | Unit Reference Designator | 单位参考指示符 |
| URD | User Root Directory | 用户根目录 |
| URD | User Reported Deficiency | 用户报告的缺陷 |
| URD | You Are Drawing (online anime art school) | 你在画画（在线动漫艺术学校） |
| URD | Union pour le Renouveau DÉmocratique (French: Union for Democratic Renewal, Senegal) | Union pour le Renouveau DÉmocratique (French: Union for Democratic Renewal, Senegal) |
| URD | Urdu (language) | 乌尔都语（语言） |
| URD | Union for Renewal and Democracy (Chad) | 复兴与民主联盟（乍得） |
| URD | Underground Residential Distribution | 地下住宅分布 |
| URD | upper respiratory disease | 上呼吸道疾病 |
| URD | User Requirements Document | 用户需求文件 |