| MAT | Micro Alloy Transistor | 微合金晶体管 |
| MAT | Medical Association of Thailand | 泰国医学协会 |
| MAT | Michigan Association of Timbermen | 密歇根木材协会 |
| MAT | Municipal Association of Tasmania | 塔斯马尼亚市政协会 |
| MAT | Machine-Assisted Translation | 机器辅助翻译 |
| MAT | multifocal atrial tachycardia | 多灶性房性心动过速 |
| MAT | Metropolitan Achievement Test | 大都会成就测试 |
| MAT | MAC Address Translation | MAC地址转换 |
| MAT | Miller Analogies Test | 米勒类比试验 |
| MAT | Maternal | 母亲的 |
| MAT | Mean Acquisition Time | 平均采集时间 |
| MAT | Moving Annual Total | 移动年度总计 |
| MAT | Management Aptitude Test | 管理能力测试 |
| MAT | Mobilization Assistance Team | 机动援助小队 |
| MAT | Math Assessment Test | 数学评估测试 |
| MAT | Module Acceptance Test | 模块验收测试 |
| MAT | Mobile Advisory Team | 流动顾问小组 |
| MAT | Monitoring, Analysis and Testing | 监测、分析和测试 |
| MAT | Manifold Air Temperature | 歧管空气温度 |
| MAT | Major Area Team | 主要区域团队 |
| MAT | Maximum Attainable Throughput | 最大可达吞吐量 |
| MAT | Meridian Administration Tool | Meridian管理工具 |
| MAT | Mixed Air Temperature (HVAC systems) | 混合空气温度(HVAC系统) |
| MAT | Male Annihilation Technique (fruit flies control) | 雄性灭蚊技术(果蝇控制) |
| MAT | Minimal Aggregate Traffic | 最小聚合流量 |
| MAT | Muscle Activation Technique | 肌肉激活技术 |
| MAT | Maintenance Augmentation Team | 维护增强团队 |
| MAT | Maryland Accessible Telecommunications Program | 马里兰州无障碍电信项目 |
| MAT | Metropolitan Area Trunks | 城域中继线 |
| MAT | Modular Alarm Transmitter | 模块化报警变送器 |
| MAT | Microdyne Automated Terminal | Microdyne自动化终端 |
| MAT | Master Automotive Technician | 汽车技术大师 |
| MAT | Mobile Agent Technology | 移动代理技术 |
| MAT | Morehead Area Transit (Kentucky, USA) | 莫尔黑德地区运输公司(美国肯塔基州) |
| MAT | Myoskeletal Alignment Techniques | 肌骨骼对齐技术 |
| MAT | M1 Abrams Tank | M1艾布拉姆斯坦克 |
| MAT | Metropolitan Area Transit | 都市区交通 |
| MAT | Mu Alpha Theta (national high school and junior college mathematics club for honors students) | Mu Alpha Theta(全国高中和初中数学荣誉学生俱乐部) |
| MAT | macroscopic agglutination test | 宏观凝集试验 |
| MAT | maternity | 怀孕 |
| MAT | mean absorption time | 平均吸收时间 |
| MAT | manual arts therapy | 手工艺术疗法 |
| MAT | Matrix data file (Matlab) | 矩阵数据文件(Matlab) |
| MAT | maternal origin | 母体起源 |
| MAT | Machine Automation Tools | 机器自动化工具 |
| MAT | Multimedia Authoring Tool | 多媒体创作工具 |
| MAT | micro agglutination test | 微量凝集试验 |
| MAT | Model Action Talk | 模特动作演讲 |
| MAT | Marine Aviation Transport | 海上航空运输 |
| MAT | MicroSoft Access Table shortcut | MicroSoft Access表格快捷方式 |
| MAT | Medication Administration Training | 药物管理培训 |
| MAT | Matadi, Congo | 刚果马塔迪 |
| MAT | Moving Average Treasury | 移动平均国债 |
| MAT | Moist Acidic Tundra | 湿润酸性苔草 |
| MAT | Machine Assisted Translation | 机器辅助翻译 |
| MAT | Modular Administration Tool | 模块化管理工具 |
| MAT | Mattel, Inc. | 美泰公司。 |
| MAT | Man About Town | 关于城市的人 |
| MAT | Monthly Average Treasury | 月度平均库存 |
| MAT | Mobile Access Terminal | 移动接入终端 |
| MAT | Material/Mine Assembly Team | 资料/我装配组 |
| MAT | Mean Annual Temperature | 年平均气温 |
| MAT | Map Administration Tool | 地图管理工具 |
| MAT | Material/Materiel | 资料/物料 |
| MAT | Moscow Arts Theatre | 莫斯科艺术剧院 |
| MAT | Mobile Aeronautical Telemetry | 移动航空遥测 |
| MAT | Mechanical Aptitude Test | 机械能力倾向测试 |
| MAT | Marine, Aviation, and Transport (UK property and casualty insurance) | 海运、航空和运输(英国财产和意外伤害保险) |
| MAT | Matrix | 矩阵 |
| MAT | Matte | 磨砂 |
| MAT | Maintenance and Administration Terminal | 维护和管理终端 |
| MAT | Manual Angle Tracking | 手动角度跟踪 |
| MAT | Masters in the Art of Teaching | 教学艺术硕士 |
| MAT | Moscow Art Theater | 莫斯科艺术剧院 |
| MAT | Miller Analysis Test | 米勒分析测试 |
| MAT | Mission Area Team | 任务区域组 |
| MAT | manual arts therapist | 手工艺术治疗师 |
| MAT | Maintenance Tape | 维护磁带 |
| MAT | multiple agent(chemo)therapy | 多药(化疗)疗法 |
| MAT | Military Air Traffic | 军用空中交通 |
| MAT | medication administration team | 药物管理小组 |
| MAT | Multiple Access Transponder | 多址转发器 |
| MAT | Moving Treasuries Average | 移动国债平均值 |
| MAT | Multi Axis Trainer | 多轴训练器 |
| MAT | Mission Applications Tool | 任务应用工具 |
| MAT | Minimum Activity Tour (US Navy) | 最低活动游(美国海军) |
| MAT | Management, Administrative, and Technological | 管理、行政和技术 |
| MAT | Medication-Assisted Treatment | 药物辅助治疗 |
| MAT | Multifocal Atrial Tachycardia (type of supra ventricular arrhythmia) | 多灶性房性心动过速(室上性心律失常类型) |
| MAT | Management Assistance Team | 管理援助团队 |
| MAT | Movement Area Training | 运动区训练 |
| MAT | Medication Administration Technician | 药物管理技术员 |
| MAT | Medical Analysis Tool | 医学分析工具 |
| MAT | Maintenance Access Terminal | 保养存取终端 |
| MAT | Microscopic Agglutination Test | 显微凝集试验 |