| DSA | digital subtraction angiography | 数字减影血管造影术 |
| DSA | Digital Signature Algorithm | 数字签名算法 |
| DSA | Directory System Agent | 目录系统代理 |
| DSA | Delmarva Safety Association (Georgetown, Delaware) | Delmarva安全协会（特拉华州乔治敦） |
| DSA | Day Spa Association | 日间水疗协会 |
| DSA | The Direct Spammers Association | 直接垃圾邮件发送者协会 |
| DSA | Deputy Sheriffs Association | 副警长协会 |
| DSA | Direct Selling Association | 直销协会 |
| DSA | Disabled Sailing Association | 残疾人帆船协会 |
| DSA | Development Studies Association (UK) | 发展研究协会（英国） |
| DSA | The Downs Syndrome Association | 唐斯综合征协会 |
| DSA | District Soccer Association | 地区足球协会 |
| DSA | Division Support Area | 部门支持区 |
| DSA | Dynamic Signal Analyzer | 动态信号分析仪 |
| DSA | Daily Subsistence Allowance | 每日生活津贴 |
| DSA | Directed Search Area | 定向搜索区域 |
| DSA | Democracia Socialista Asturiana | 民主社会主义者阿斯图里亚纳 |
| DSA | Double Studded Adapter (oil industry) | 双头螺柱适配器（石油工业） |
| DSA | Direct Screen Access | 直接屏幕访问 |
| DSA | Daily Subsistance Allowance | 每日生活津贴 |
| DSA | Dynamic System Analysis (IBM) | 动态系统分析（IBM） |
| DSA | Driving Standards Agency (UK) | 驾驶标准局（英国） |
| DSA | Double-Slot Antenna | 双槽天线 |
| DSA | Doncaster Sheffield Airport | 唐卡斯特谢菲尔德机场 |
| DSA | Display System Activity | 显示系统活动 |
| DSA | Denver School of the Arts (Colorado) | 丹佛艺术学院（科罗拉多州） |
| DSA | Distributed Sparse Array | 分布式稀疏阵列 |
| DSA | Distance Spectrum Analysis | 距离谱分析 |
| DSA | Driver Safety Awareness | 驾驶员安全意识 |
| DSA | Dial System Assistance | 拨号系统帮助 |
| DSA | Debian Security Announcement | Debian安全公告 |
| DSA | Defense Systems Acquisition | 国防系统采办 |
| DSA | Dynamic Style Analysis | 动态样式分析 |
| DSA | Disposal Services Agency (UK Ministry of Defense) | 处置服务局（英国国防部） |
| DSA | Design Sensitivity Analysis | 设计敏感性分析 |
| DSA | Dynamic Simulated Annealing | 动态模拟退火 |
| DSA | Directory Service Administrator | 目录服务管理员 |
| DSA | Distinguished Service Award | 杰出服务奖 |
| DSA | Dedicated Signaling Access | 专用信令接入 |
| DSA | Direct Services-ANI-Based | 基于ANI的直接服务 |
| DSA | Directory Service Agent | 目录服务代理 |
| DSA | Design Services Allocation | 设计工作分配 |
| DSA | Designated State Authority | 指定国家机构 |
| DSA | Decimal Shift & Add | 十进制转移和添加 |
| DSA | Das Schwarze Auge (German adventure role-playing game) | Das Schwarze Auge（德国冒险角色扮演游戏） |
| DSA | Divided States of America | 分裂的美利坚合众国 |
| DSA | Doppler Scattering Centroid | 多普勒散射质心 |
| DSA | Distributed Sample Acquisition | 分布式样本采集 |
| DSA | Defence Services Asia (Fair, Malaysia) | 亚洲防务服务（展览会，马来西亚） |
| DSA | Designated Smoking Area | 指定吸烟区 |
| DSA | Draft Strategic Alliance | 战略联盟草案 |
| DSA | Direct Silicon Access | 直接硅接入 |
| DSA | Defence Security Agency | 国防安全局 |
| DSA | Data Systems Administration | 数据系统管理 |
| DSA | Director of Special Affairs (Church of Scientology) | 特别事务主任（山达基教会） |
| DSA | Da Sprite Authentic | Da Sprite正品 |
| DSA | Disabled Sportsmen of America | 美国残疾人运动员 |
| DSA | Data Systems Architecture | 数据系统架构 |
| DSA | Digital Storage Architecture | 数字存储体系结构 |
| DSA | Division of Scientific Authority | 科学权威处 |
| DSA | Digital Standard Algorithm | 数字标准算法 |
| DSA | Delayed Spatial Alternation | 延迟空间交替 |
| DSA | Defense Supply/Support Agency | 国防采购/支持代理 |
| DSA | Dynamic Stability Assistance (Volvo) | 动态稳定辅助系统（沃尔沃） |
| DSA | Dedicated Switched Access | 专用交换接入 |
| DSA | Digital Subtraction Angiography/Angiogram | 数字减影心血管造影/摄影 |
| DSA | Detailed Site Assessment (Canada) | 详细现场评估（加拿大） |
| DSA | Digital Subtraction Angiography | 数字减影血管造影 |
| DSA | Democratic Socialists of America | 美国民主社会主义者 |
| DSA | Distributed Systems Architecture | 分布式系统体系结构 |
| DSA | Dental Surgery Assistant | 牙科手术助理 |
| DSA | Deputy for Systems Acquisition (Army) | 系统采办副部长（陆军） |
| DSA | Drake ST. Alexander | 德雷克ST.亚历山大 |
| DSA | Dynamic Storage Allocation | 动态存储分配 |
| DSA | Deputy Science Advisor | 副科学顾问 |
| DSA | Directory System Authentication | 目录系统身份验证 |
| DSA | Dynamic Scalable Architecture | 动态可扩展体系结构 |
| DSA | Data Structures and Algorithms | 数据结构和算法 |
| DSA | Digital Spectrum Analyzer | 数字频谱分析仪 |
| DSA | Dial Service Assistance | 拨号业务辅助 |
| DSA | Digital Serving Area | 数字服务区 |
| DSA | Detailed Support Arrangement | 详细支架布置 |
| DSA | Diploma in Sport Administration | 体育管理文凭 |
| DSA | Disaster Services Agency | 灾难服务机构 |
| DSA | Dental Stand Alone | 牙科独立 |
| DSA | Departmental Security Authorizer (State Farm) | 部门安全授权人（国营农场） |
| DSA | Design Support Analysis | 设计支持分析 |
| DSA | Data Systems Analysts, Inc. | 数据系统分析师公司。 |
| DSA | Direct Sales Agreement | 直接销售协议 |
| DSA | Division of the State Architect (California) | 州建筑师处（加利福尼亚州） |
| DSA | Defect Source Analysis | 缺陷源分析 |
| DSA | defense special assessment (DIA) (US DoD) | 国防特别评估（DIA）（美国国防部） |
| DSA | Deaf Sports Australia Ltd | 澳大利亚聋人体育有限公司 |
| DSA | Direct School Admission | 直接入学 |
| DSA | DÉfibrillation Semi-Automatiques | DÉfibrillation Semi-Automatiques |
| DSA | Dansk Selskab for Allergologi | Dansk Selskab过敏 |
| DSA | Data Service Adapter | 数据服务适配器 |
| DSA | Dark side of the Strategic Alliance | 战略联盟的黑暗面 |
| DSA | Drug Safety Associate | 药物安全助理 |
| DSA | Direct Selling Agents (marketing) | 直销代理（营销） |