| TTC | Tra Terra e Cielo (Italian association and newspaper, tourism and natural life) | Tra Terra e Cielo(意大利协会和报纸、旅游业和自然生活) |
| TTC | Toyota Technical Center | 丰田技术中心 |
| TTC | Trying To Conceive | 试图隐藏 |
| TTC | Technology Training Center | 技术培训中心 |
| TTC | Time to Complete | 完成时间 |
| TTC | Technology Transfer Center | 技术转移中心 |
| TTC | Trident Technical Corporation (Snellville, GA) | 三叉戟技术公司(佐治亚州斯内尔维尔) |
| TTC | Technical Training Center | 技术培训中心 |
| TTC | Tropical Test Center | 热带测试中心 |
| TTC | Tailored Transportation Contract | 定制运输合同 |
| TTC | Teletronics Technology Corporation | Teletronics技术公司 |
| TTC | Time to Customer | 到客户的时间 |
| TTC | Timing, Trigger and Control (electonic systems) | 定时、触发和控制(电子系统) |
| TTC | Transportation Technology Center, Inc. | 交通技术中心有限公司。 |
| TTC | Toronto Transit Commission | 多伦多交通委员会 |
| TTC | The Technology Coach (Mississauga, ON, Canada) | 技术教练(密西沙加,安大略省,加拿大) |
| TTC | The Training Center | 培训中心 |
| TTC | Telecommunication Technology Committee (Japan) | 电信技术委员会(日本) |
| TTC | Teacher Training College | 教师培训学院 |
| TTC | Transformer-rectifier Transfer Contactor | 变压器整流器转换接触器 |
| TTC | Tendring Technology College (UK) | Tendring技术学院(英国) |
| TTC | Thermal Transfer Corporation | 热转印公司 |
| TTC | Toutes Taxes Comprises (French) | Toutes税组成(法语) |
| TTC | THAAD Test Controller | THAAD测试控制器 |
| TTC | Toontown Central (gaming) | Toontown Central(游戏) |
| TTC | Tactical Telephone Center | 战术电话中心 |
| TTC | Tick Tock Clock (Super Mario 64 game level) | Tick Tock Clock(超级马里奥64游戏级别) |
| TTC | Temporary Traffic Control | 临时交通管制 |
| TTC | The Thomson Corporation | 汤姆森公司 |
| TTC | Telemetry, Tracking & Control | 遥测、跟踪、控制 |
| TTC | Transmission Technologies Corporation | 传输技术公司 |
| TTC | Text the Cell | 向单元格发送文本 |
| TTC | The Triplet Connection | Triplet连接 |
| TTC | Transportation and Ticket Center (Walt Disney World resort) | 交通和票务中心(华特迪士尼世界度假区) |
| TTC | Telephone Terminal Cabinet | 电话终端柜 |
| TTC | Teaching Training Centre (UK) | 教学培训中心(英国) |
| TTC | Two-Task Common (presentation layer type) | 两个任务公用(表示层类型) |
| TTC | Telekom Training Centre (Malaysia) | Telekom培训中心(马来西亚) |
| TTC | Tuscaloosa Track Club (Alabama) | 塔斯卡卢萨田径俱乐部(阿拉巴马州) |
| TTC | tetrazolium chloride | 氯化四唑 |
| TTC | Toronto Transportation Commission | 多伦多交通委员会 |
| TTC | Triphenyl Tetrazolium Chloride | 三苯基四唑氯化物 |
| TTC | Trans-Texas Corridor | 跨德克萨斯走廊 |
| TTC | The Tanooki Clan (online gaming clan) | Tanooki部落(在线游戏部落) |
| TTC | Track-to-Track Correlator | 磁道到磁道相关器 |
| TTC | Trident Technical College (North Charleston, SC) | 三叉戟技术学院(南卡罗来纳州北查尔斯顿) |
| TTC | The Terminal Clan | 终端氏族 |
| TTC | Total Transfer Capability | 总传输能力 |
| TTC | Time to Continue | 是时候继续了 |
| TTC | Tag Team Championship | Tag团队锦标赛 |
| TTC | Toronto Transit Camp | 多伦多中转营地 |
| TTC | Ticket Transportation Center | 票务运输中心 |
| TTC | Telemetry Traffic Control | 遥测流量控制 |
| TTC | The Toro Company (stock symbol) | 托罗公司(股票符号) |
| TTC | Take The Car (Toronto Transit System) | 乘车(多伦多公交系统) |
| TTC | Triple Test Cross | 三重测试交叉 |
| TTC | Time-To-Collision | 碰撞时间 |
| TTC | Trans Texas Corridor | 跨德克萨斯走廊 |
| TTC | Turbine Throttle Control | 涡轮节流阀控制 |
| TTC | Teacher Training Course | 教师培训课程 |
| TTC | Two-Trap Channel | 双陷阱通道 |
| TTC | Tonal Transfer Curve | 色调转移曲线 |
| TTC | Technology Training Corporation | 技术培训公司 |
| TTC | Torah Teen Center | 托拉青少年中心 |
| TTC | Technical Tree Climbing | 技术爬树 |
| TTC | Time to Close financing and have the check clear | 是时候结束融资并结清支票了 |
| TTC | Toutes Taxes Comprises | Toutes税包括 |
| TTC | Those That Care | 那些关心的人 |
| TTC | Teacher's Training Course | 教师的培训课程 |
| TTC | Teachers Training Course | 教师培训课程 |
| TTC | Team Thit Cho | Thit Cho团队 |
| TTC | Teachers Training College | 教师培训学院 |
| TTC | Tido Tekilla Cuizinier | Tido Tekilla Cuizinier公司 |
| TTC | Toast of Tysons Corner Toastmasters Club | 泰森角演讲会俱乐部的演讲 |
| TTC | Take The Car | 乘坐汽车 |
| TTC | Turn Two Chassis | 转向二底盘 |
| TTC | Toro Company | 托罗公司 |
| TTC | The TTC Conglomerate | TTC集团 |
| TTC | Transportation Ticket Center | 交通票务中心 |
| TTC | Ticket And Transportation Center | 票务和运输中心 |
| TTC | Total Transfer Capacity | 总输送能力 |
| TTC | Transportation and Ticket Center | 交通票务中心 |
| TTC | Toronto Transit Corporation | 多伦多运输公司 |