| TDA | Term Deposit Account | 定期存款账户 |
| TDA | Training Development Advisor | 训练发展顾问 |
| TDA | Turkish Dental Association | 土耳其牙科联合会 |
| TDA | Texas Dental Association | 得克萨斯州牙科联合会 |
| TDA | Tennessee Dental Association | 田纳西州牙科联合会 |
| TDA | Technical Design Authority | 技术设计局 |
| TDA | Textile Distributers Association | 纺织品批发商协会 |
| TDA | Trade Development Authority | 贸易发展当局 |
| TDA | The Dark Arts | 黑色艺术 |
| TDA | Transportation Development Act | 运输发展行动 |
| TDA | Time Domain Analysis | 时间域分析 |
| TDA | Total Drainage Area | 总排水面积 |
| TDA | Thailand Darts Association | 泰国标枪联合会 |
| TDA | Terminal Data Adapter | 终端数据转接器 |
| TDA | Traffic Data Acquisition | 流量数据采集 |
| TDA | Tactical Decision Aid | 战术辅助决策 |
| TDA | Tactical Data Application | 战术数据应用 |
| TDA | Tactical Digital Assistants | 战术数字化助手 |
| TDA | Target Damage Assessment | 目标损伤评估 |
| TDA | Tunnel Diode Amplifier | 隧道二极管放大器 |
| TDA | Trunk Distribution Amplifier | 干线分配放大器 |
| TDA | Textile Distributors Association, Inc. | 纺织品经销商协会。 |
| TDA | Transportation Development Association (Madison, WI) | 交通发展协会（威斯康星州麦迪逊） |
| TDA | Tigrai Development Association | Tigrai开发协会 |
| TDA | Tournament Directors Association | 锦标赛理事协会 |
| TDA | Trail Drivers Association | 道路驾驶员协会 |
| TDA | Turkish Dance Association | 土耳其舞蹈协会 |
| TDA | Tidewater Dietetic Association | 潮水饮食协会 |
| TDA | Trade and Development Agency | 贸易和发展局 |
| TDA | Treasury Department Acquisition | 财政部收购 |
| TDA | Tactical Development Agent | 战术开发代理 |
| TDA | Trade Descriptions Act (UK) | 《商品说明法》（英国） |
| TDA | Temporary Danger Area | 临时危险区域 |
| TDA | Those Darn Accordions (band, San Francisco, California) | 那些该死的手风琴（乐队，加利福尼亚州旧金山） |
| TDA | Time Difference of Arrival | 到达时间差 |
| TDA | Tracking & Data Acquisition | 跟踪和数据采集 |
| TDA | Tienda (Spanish: store) | Tienda（西班牙语：商店） |
| TDA | Trade Desk America | 美国贸易台 |
| TDA | Tactical Data Aids | 战术数据辅助 |
| TDA | Tamm-Dancoff Approximation | Tamm Dancoff近似 |
| TDA | Technology Development Approach | 技术开发方法 |
| TDA | Tax Delinquent Account | 欠税账户 |
| TDA | Taxpayer Delinquent Account (IRS) | 纳税人拖欠账户（IRS） |
| TDA | Technical Direction Agent | 技术指导代理 |
| TDA | Table of Distribution-Augmentation | 编配扩充表 |
| TDA | Train Dynamics Analyzer | 列车动力学分析仪 |
| TDA | Trinidad, Colombia | 特立尼达，哥伦比亚 |
| TDA | Technical Direction Agency | 技术指导机构 |
| TDA | Tornado Detection Algorithm | 龙卷风检测算法 |
| TDA | Temporal Data Authority | 临时数据授权 |
| TDA | Take and Drive Away | 带走并带走 |
| TDA | Trade Development Agency | 贸易发展署 |
| TDA | Technological Display of Affection | 情感的技术展示 |
| TDA | Texas Department of Agriculture | 德克萨斯州农业部 |
| TDA | Torpedo Danger Area | 鱼雷危险区 |
| TDA | Toluenediamine | 甲苯二胺 |
| TDA | Toonami Digital Arsenal | Toonami数字兵工厂 |
| TDA | Training Delivery Agent | 培训交付代理 |
| TDA | The Dark Arts (fan fiction) | 黑暗艺术（粉丝小说） |
| TDA | Transit Detection Algorithm (used to find new planets) | 凌日探测算法（用于寻找新行星） |
| TDA | Theater Defense Aviation | 战区国防航空 |
| TDA | Table of Distribution and Allowances (US Army) | 分配和津贴表（美国陆军） |
| TDA | Tax Deferred Annuity (commonly known as TSA) | 递延税款年金（通常称为TSA） |
| TDA | Time Domain Aliasing | 时域别名 |
| TDA | Transboundary Diagnostic Analysis | 跨界诊断分析 |
| TDA | Total Disc Arthroplasty | 椎间盘置换术 |
| TDA | Team Disney Anaheim | 迪斯尼阿纳海姆队 |
| TDA | Table of Distribution & Allowance(s) | 桌子的分布及补助(s) |
| TDA | Tennessee Department of Agriculture | 田纳西州农业部 |
| TDA | Temporary Duty Assigned | 分配的临时职责 |
| TDA | Team DotA Allstars (gaming clan) | DotA Allstars团队（游戏家族） |
| TDA | Technical Document Architecture | 技术文档架构 |
| TDA | Tactical Data Application (Navy) | 战术数据应用（海军） |
| TDA | Technical Directing/Direction Agency | 技术指导/方向 |
| TDA | tetradecenly acetate | 乙酸十四烷酯 |
| TDA | Technology Development Agent | 技术开发代理 |
| TDA | thyrotropin displacing activity | 促甲状腺激素置换活性 |
| TDA | Taking & Driving Away (Criminology, UK) | 以赶及犯罪学、英国)( |
| TDA | tsh-displacing activity | tsh驱替活动 |
| TDA | Time/Date Adjust | 调整时间/日期 |
| TDA | tsh-(thyroid stimulating hormone)displacing antibody | 促甲状腺激素置换抗体 |
| TDA | Tax Deferred Annuity | 递延税款年金 |
| TDA | Technical Direction Authority | 技术指导机构 |
| TDA | Telecommunications and Data Acquisition | 电信和数据采集 |
| TDA | Test Design Automation | 测试设计自动化 |
| TDA | Table of Distribution and Allowances | 分配和津贴表 |
| TDA | Telecommunications Delivery Americas | 电信交付美洲 |
| TDA | Tru Dat Allstars | Tru Dat Allstars公司 |
| TDA | Tactile Digital Assistant | 触觉数字助理 |