| MARC | Manufacturers Association of Radiators and Convectors | 辐射器和热空气循环对流加热器厂商协会 |
| MARC | Missions Advanced Research and Communication Center | 飞行任务高级研究与通信中心[美] |
| MARC | Monitoring and Assessment Research Center | 监控与评价研究中心[英] |
| MARC | MAchine-Readable Catalogue | 机读目录 |
| MARC | Magnetic Abrasion Resistant Coating | 磁性抗磨损涂层 |
| MARC | Monitor and Results Computer | 监控与结果计算机 |
| MARC | Multiple Access Remote Computing | 多路存取远程计算系统 |
| MARC | Minneapolis Association of Retarded Children | 明尼阿波利斯弱智儿童协会 |
| MARC | Maryland Association for Retarded Citizens | 马里兰州弱智公民协会 |
| MARC | Massachusetts Association for Retarded Children | 马萨诸塞州弱智儿童协会 |
| MARC | Marin Association Of Retarded Citizens | 马林弱智公民协会 |
| MARC | Monroe Association For Retarded Citizens | 门罗弱智公民协会 |
| MARC | Machine Readable Cataloging | 机读目录 |
| MARC | Meat Animal Research Center (USDA) | 肉类动物研究中心（USDA） |
| MARC | Motorola Australian Research Center | 摩托罗拉澳大利亚研究中心 |
| MARC | Massachusetts Avian Records Committee | 马萨诸塞州鸟类记录委员会 |
| MARC | Methodology for Art Reproduction in Color | 彩色艺术再现方法 |
| MARC | Multiple Award Remediation Contract | 多次授予补救合同 |
| MARC | Minority Access to Research Careers | 少数群体获得研究职业的机会 |
| MARC | Mining and Reclamation Council | 采矿和复垦委员会 |
| MARC | Material Acquisition Review Committee | 材料采购审查委员会 |
| MARC | Manpower Requirements Criteria | 人力需求标准 |
| MARC | Model A Restorers Club | A型修复师俱乐部 |
| MARC | Multi-technology Automated Reader Card | 多技术自动读卡器 |
| MARC | Micronesian Area Research Center, University of Guam | 关岛大学密克罗尼西亚地区研究中心 |
| MARC | Madison Area Rehabilitation Centers | 麦迪逊地区康复中心 |
| MARC | Mississauga Amateur Radio Club (Ontario, Canada) | 密西沙加业余无线电俱乐部（加拿大安大略省） |
| MARC | Minimum Annual Revenue Commitment | 最低年度收入承诺 |
| MARC | Membership Application Review Committee | 会员申请审查委员会 |
| MARC | Materiel Acquisition Review Council | 物资采购审查委员会 |
| MARC | Mobility Air Reporting and Communications (shelter) | 机动空中报告和通信（方舱） |
| MARC | Motorola Amateur Radio Club | 摩托罗拉业余无线电俱乐部 |
| MARC | Marcato (music, in a marked manner, emphasized) | Marcato（以明显的方式强调音乐） |
| MARC | Mobile Air Reporting Center | 移动空中报告中心 |
| MARC | Mid America Regional Council (Leavenworth County Sheriff) | 中美洲地区委员会（莱文沃思县警长） |
| MARC | Maryland Rail Commuter service | 马里兰铁路通勤服务 |
| MARC | Meal, Alternative Regionally Customized | 膳食，可选区域定制 |
| MARC | Music Artist Recognition Choice (Awards; UK) | 音乐艺术家认可选择（奖项；英国） |
| MARC | Middle Atmosphere Responses to Change | 中层大气对变化的响应 |
| MARC | Mailing list ARChives | 邮件列表ARChives |
| MARC | Meat Animal Research Center | 肉类动物研究中心 |
| MARC | Michigan Aeronautical Research Center | 密歇根州航空研究中心 |
| MARC | Multiple Area Readout Computer | 多区域读出计算机 |
| MARC | MAC ALCE Reaction Communications (phased out in 1992) | MAC ALCE反应通信（1992年逐步淘汰） |
| MARC | Montreal Amateur Radio Club (Canada) | 蒙特利尔业余无线电俱乐部（加拿大） |
| MARC | Material Accountability/Recoverability Code | Recoverability责任/材料的代码 |
| MARC | Montgomery Amateur Radio Club (Montgomery County, Maryland) | 蒙哥马利业余无线电俱乐部（马里兰州蒙哥马利县） |
| MARC | Matruh Adaptive Research Center | Matruh自适应研究中心 |
| MARC | Multi-Access Relay Channel | 多址中继信道 |
| MARC | Machine Readable Cataloging Records | 机器可读编目记录 |
| MARC | Meadville Area Recreation Complex | 米德维尔地区娱乐综合体 |
| MARC | Mid-Altitude Radial Convergence | 中高度径向会聚 |
| MARC | Major Account Response Center | 大客户响应中心 |
| MARC | Mankato Area Radio Club | 曼卡托地区无线电俱乐部 |
| MARC | Manpower Allocation Requirements Criteria | 人力配置要求标准 |
| MARC | Mission Advanced Research and Communications Center | 任务高级研究和通信中心 |
| MARC | Marin Amateur Radio Club (San Rafael, CA) | 马林业余无线电俱乐部（加利福尼亚州圣拉斐尔） |
| MARC | Maintenance and Repair Contract | 维护和维修合同 |
| MARC | McKinney Amateur Radio Club (North Texas) | 麦金尼业余无线电俱乐部（北德克萨斯州） |
| MARC | Multi-Automated Reader Card | 多自动读卡器 |
| MARC | Mid-America Remote Sensing Center (Murray State University) | 中美洲遥感中心（默里州立大学） |
| MARC | Minimum Acceptable Recovery Configuration | 最低可接受恢复配置 |
| MARC | Missing Air Crew Report (US military; WWII) | 失踪空勤人员报告（美军；二战） |
| MARC | Mobile Amateur Radio Corps | 移动业余无线电队 |
| MARC | Midwest Area River Coalition | 中西部地区河流联盟 |
| MARC | Mast Antenna And Rotator Calculator | 桅杆天线和旋转计算器 |
| MARC | Missionary Athlete Recruitment Campaign | 传教士运动员招募运动 |
| MARC | Maryland Area Rapid Commuter | 马里兰地区快速通勤 |
| MARC | Many Aliens Record Contract | 许多外国人记录合同 |
| MARC | Marine Animal Rescue Coalition | 海洋动物救援联盟 |
| MARC | Metropolitan Area Retard Commuters | 大都会地区的通勤者 |
| MARC | Mobile Area Resource Centre | 移动区域资源中心 |
| MARC | Minority Access To Research Centers | 少数群体进入研究中心 |
| MARC | Multiple Access Reservation Centre | 多址预约中心 |
| MARC | Marketing, Advertising, Research, and Communications | 营销、广告、研究和传播 |
| MARC | Mid Altitude Radial Convergence | 中高度径向会聚 |
| MARC | Milton Area Racing Circuit | 米尔顿地区赛车场 |
| MARC | MAchine-Readable Cataloguing | 机器可读编目 |
| MARC | Moab Arts And Recreation Center | 摩押艺术和娱乐中心 |
| MARC | Migration Acquisition Retention And Capitalization | 迁移收购保留和资本化 |
| MARC | Mid- America Regional Council | 中美洲区域委员会 |