| GCM | Global Call Model | 全局呼叫模型 |
| GCM | Grand Cayman Island, Cayman Islands - Owen Roberts International Airport (Airport Code) | 开曼群岛大开曼岛-欧文·罗伯茨国际机场(机场代码) |
| GCM | Golay Coding Modulation | Golay编码调制 |
| GCM | General Clutter Model (radar) | 通用杂波模型(雷达) |
| GCM | Galois/Counter Mode (cryptography) | Galois /反模式(密码) |
| GCM | Guest Communication Manager | 宾客沟通经理 |
| GCM | Ground Control Message | 地面控制信息 |
| GCM | Greedy Channel Management | 贪婪的渠道管理 |
| GCM | Government Contract Manager | 政府合同经理 |
| GCM | Great Commission Ministries (international church and missions organization) | 大委员会部委(国际教会和使团组织) |
| GCM | Global Climate Model | 全球气候模型 |
| GCM | General Claims Memo (State Farm Insurance) | 一般索赔备忘录(国家农场保险) |
| GCM | Graph Computation Models (workshop) | 图形计算模型(研讨会) |
| GCM | Good Conduct Medal | 良好行为奖章 |
| GCM | General Circulation Model | 一般流通模型 |
| GCM | Gross Combination Mass | 总组合质量 |
| GCM | Greatest Common Multiple | 最大公倍数 |
| GCM | General Court-Martial | 普通军事法庭 |
| GCM | Greatest Common Measure | 最大常用度量 |
| GCM | Group Controller Module (DSC) | 组控制器模块(DSC) |
| GCM | General Care Manager | 一般护理经理 |
| GCM | general cytochemical methods | 一般细胞化学方法 |
| GCM | General Clearing Member | 一般结算会员 |
| GCM | Ground Control Manual | 地面控制手册 |
| GCM | Grand Cayman Island, West Indies | 西印度群岛大开曼岛 |
| GCM | Genetic Critical Mass | 遗传临界质量 |
| GCM | Generalized Coupling Model (electromagnetics) | 广义耦合模型(电磁学) |
| GCM | Guard Channel Method | 保护通道方法 |
| GCM | Chief Counsel's Memorandum (IRB) | 首席律师的备忘录(IRB) |
| GCM | General Control Module | 通用控制模块 |
| GCM | GIG (Global Information Grid) Content Management (DoD Architectural Vision) | GIG(全球信息网格)内容管理(DoD体系结构愿景) |
| GCM | Geriatric Care Managers | 老年护理经理 |
| GCM | Government Created Money | 政府创造的资金 |
| GCM | Greenwich Capital Markets | 格林威治资本市场 |
| GCM | Global Customer Relationship Management | 全球客户关系管理 |
| GCM | Geodesic Constant Method | 大地常数法 |
| GCM | Guidance and Control Module | 导航和控制模块 |
| GCM | Good Central Maintained Vision (ophthalmology; used with infants in testing) | 良好的中央视力(眼科;用于婴儿测试) |
| GCM | Grand Cross of the Most Illustrious Order of Merit (Antigua and Barbuda) | 最高荣誉勋章大十字勋章(安提瓜和巴布达) |
| GCM | Gulf Coast Marine | 墨西哥湾海岸海事 |
| GCM | Gulf Coast Motor Lines, Inc. (Gulf Coast Gray Line) | 墨西哥湾海岸汽车公司(墨西哥湾海岸灰线) |
| GCM | General Counsel Memorandum (IRS) | 总法律顾问备忘录(IRS) |
| GCM | Gun Control Module | 喷枪控制模块 |
| GCM | granular cell myoblastoma | 颗粒细胞肌母细胞瘤 |