| TPA | ton per annual | 吨/年 |
| TPA | 1,5-Trans Polypentene Rubber | 1,5-反式聚戊烯橡胶 |
| TPA | Triangle Photographers Association | 三角摄影师协会 |
| TPA | Texas Pharmaceutical Association | 德克萨斯州药学协会 |
| TPA | Texas Produce Association | 德克萨斯州农产品协会 |
| TPA | Toronto Police Association | 多伦多警察协会 |
| TPA | Tampa, FL, USA - Tampa International (Airport Code) | 美国佛罗里达州坦帕-坦帕国际机场（机场代码） |
| TPA | Travelers Protective Association | 旅行者保护协会 |
| TPA | Tube & Pipe Association, International | 管子与管协会、国际 |
| TPA | Timber Producers Association of Michigan and Wisconsin | 密歇根州和威斯康星州木材生产者协会 |
| TPA | Trigger Pulse Amplifier | 触发脉冲放大器 |
| TPA | Tactical Planning Application (Bellcore) | 战术规划应用（Bellcore） |
| TPA | Third Party Agreement | 第三方协议 |
| TPA | Technologie et Partenariat en Agroalimentaire | 农业生产技术 |
| TPA | tissue plasminogen activator | 组织纤溶酶原激活剂 |
| TPA | Trading Partner Agreement | 贸易伙伴协议 |
| TPA | Toronto Port Authority | 多伦多港务局 |
| TPA | Tri-Party Agreement | 三方协议 |
| TPA | Transient Program Area | 瞬态程序区 |
| TPA | Toronto Parking Authority | 多伦多停车场管理局 |
| TPA | Transaction Processing Activity | 事务处理活动 |
| TPA | Two-Photon Absorption | 双光子吸收 |
| TPA | Terephthalic Acid | 对苯二甲酸 |
| TPA | Tetradecanoylphorbol Acetate | 乙酸十四烷酰佛波酯 |
| TPA | Traffic Pattern Altitude | 交通模式高度 |
| TPA | Thermal Plasma Analyzer | 热等离子体分析仪 |
| TPA | Trial Preparation Assistant (Law) | 审判准备助理（法律） |
| TPA | Technical Practice Aid | 技术实践援助 |
| TPA | Trespass to Property Act | 《侵犯财产法》 |
| TPA | Thiefs Per Acre (Utopia game) | 每英亩盗贼（乌托邦游戏） |
| TPA | Total Petroleum Hydrocarbons | 石油烃总量 |
| TPA | Teacher Performance Assessment | 教师绩效评估 |
| TPA | Total Plate Appearances (baseball) | 总板外观（棒球） |
| TPA | Terminal Privilege Authority | 终端特权权限 |
| TPA | Transient Personnel Activity | 临时人员活动 |
| TPA | Transportation by Personal Auto | 个人汽车运输 |
| TPA | Protocol Address of the Target | 目标的协议地址 |
| TPA | Telephone Pioneers of America | 美国电话先驱 |
| TPA | Terminal Position Assurance (electrical assembly) | 端子位置保证（电气组件） |
| TPA | Televisão Publica de Angola (Portuguese: Angolan Public Television) | Televisão Publica de Angola (Portuguese: Angolan Public Television) |
| TPA | Transfer Prohibited Acknowledgement signal (CCS #7/ITU-T) | 确认信号传递禁止(CCS # 7(讨论) |
| TPA | Test Planning Analysis | 测试计划分析 |
| TPA | Third-Party Claims Administrator (insurance) | 第三方索赔管理员（保险） |
| TPA | Traffic Pattern Altitude (aviation) | 交通模式高度（航空） |
| TPA | tumor protective antigen | 肿瘤保护抗原 |
| TPA | tissue polypeptide antigen | 组织多肽抗原 |
| TPA | Therapeutic Pharmaceutical Agents | 治疗药物 |
| TPA | total parenteral alimentation | 全胃肠外营养 |
| TPA | tumor-promoting agent | 肿瘤促进剂 |
| TPA | Think Plan Act | 思考计划法 |
| TPA | Third Party Article | 第三方条款 |
| TPA | treponema pallidum agglutination(test) | 梅毒螺旋体凝集试验 |
| TPA | Tonnage Per Annum | 每年吨数 |
| TPA | 12-o-tetradecanoylphorbol-13-acetate | 12-o-十四烷酰基激素-13-乙酸酯 |
| TPA | Third Party Access | 第三方访问 |
| TPA | Trade Promotion Authority | 贸易促进局 |
| TPA | Trade Practices Act | 贸易惯例法 |
| TPA | Travelers Protection Agency | 旅行者保护局 |
| TPA | Tin Pan Alley | 锡盘巷 |
| TPA | Tampa International Airport, Tampa/ St. Petersburg, Florida USA | 坦帕湾国际机场,佛罗里达州坦帕/至堡 |
| TPA | Total Plate Appearances | 钢板总外观 |
| TPA | Total Points Against | 总分 |
| TPA | Terminal Performance Analysis | 终端性能分析 |
| TPA | Texture Profile Analysis | 纹理轮廓分析 |
| TPA | Thermal Protective Aid (survival suit) | 热防护服（救生衣） |
| TPA | Transmit Power Amplifier (Pirelli) | 发射功率放大器（倍耐力） |
| TPA | Triphenylamine | 三苯胺 |
| TPA | Transuranic Package Area | 超铀包装区 |
| TPA | Tonnes Per Annum | 每年吨数 |
| TPA | Transponder Performance Analyzer | 转发器性能分析器 |
| TPA | Third Party Administrator | 第三方管理员 |
| TPA | Trade Promotion Authority (international trade negotiating) | 贸易促进局（国际贸易谈判） |
| TPA | Travel by Privately Owned Conveyance is Authorized | 授权私人交通工具旅行 |
| TPA | Turbopump Assembly | 涡轮泵总成 |
| TPA | Transmit Power Allocation | 发射功率分配 |
| TPA | Third Party Access (gas industry) | 第三方准入（天然气行业） |
| TPA | Tissular Polypeptide Antigen (tumoral marker) | 组织多肽抗原（肿瘤标志物） |
| TPA | Transmit Phased Array | 发射相控阵 |
| TPA | Thieves Per Acre (gaming) | 每英亩盗贼数（游戏） |
| TPA | Track Production Area | 轨道生产区 |
| TPA | Tenant Protection Act (replaced Landlord and Tenant Act, Ontario, Canada) | 《租户保护法》（取代《加拿大安大略省房东和租户法》） |
| TPA | Thermal Polyaspartate | 热聚天冬氨酸盐 |
| TPA | Trees Per Acre | 每英亩树木数 |
| TPA | Technology Planning Annex | 技术规划附件 |
| TPA | Third Party Annotation | 第三方注释 |
| TPA | Trusted Parallel Application | 受信任的并行应用程序 |
| TPA | Truncated Periodic Array | 截断周期阵列 |
| TPA | Ten Pin Alley (bowling game) | 十针巷（保龄球游戏） |
| TPA | Trade Practices Act (Australia) | 《贸易惯例法》（澳大利亚） |
| TPA | Technology Program Annex | 技术方案附件 |
| TPA | Transfer of Physical Assets | 实物资产转让 |
| TPA | Tuned Power Amplifier | 调谐功率放大器 |
| TPA | Test Project Agreement | 测试项目协议 |
| TPA | Total Package Approach | 总包装方法 |
| TPA | Total Plaque Area | 总斑块面积 |
| TPA | total phobic anxiety | 完全恐惧焦虑 |
| TPA | tumor(-derived)polypeptide antigen | 肿瘤多肽抗原 |
| TPA | tannic acid,polyphosphomolybdic acid,amido acid(staining technique) | 鞣酸、多磷钼酸、酰胺酸（染色技术） |