| PMI | Project Management Institute | 美国项目管理协会 |
| PMI | Polymethacrylimide | 聚甲基丙烯酰亚胺 |
| PMI | Purchase Manager Index | 采购经理人指数 |
| PMI | Plumbing Manufacturers Institute | 管道制造商协会 |
| PMI | Palma Mallorca, Mallorca Island, Spain - Palma Mallorca (Airport Code) | 西班牙马洛卡岛帕尔马-马洛卡（机场代码） |
| PMI | Pensions Management Institute | 养老金管理协会 |
| PMI | Program Management Integration | 项目管理集成 |
| PMI | Patient Master Index (hospital database for patient demographic information) | 患者主索引（用于患者人口统计信息的医院数据库） |
| PMI | Project Management Interface | 项目管理界面 |
| PMI | Patient Movement Items | 患者移动项目 |
| PMI | Policy Management Infrastructure | 策略管理基础架构 |
| PMI | Point of Maximal Impulse | 最大脉冲点 |
| PMI | PM (evening) Inspection (US Military Academy) | 下午（晚上）视察（美国军事学院） |
| PMI | Person-Machine Interface (aka user interface) | 人机界面（又称用户界面） |
| PMI | Presidential Management Intern | 总统管理实习生 |
| PMI | Preliminary Marksmanship Instruction | 初步枪法指导 |
| PMI | Privatized Military Industry | 私有化军工 |
| PMI | Petites et Moyennes Industries (French: small and medium-sized industries) | Petites et Moyennes Industries（法语：中小企业） |
| PMI | Priority Mail International (USPS) | 国际优先邮件（USPS） |
| PMI | Pima Medical Institute (Western US) | 皮马医学院（美国西部） |
| PMI | Pacific Maritime Institute (Seattle, WA) | 太平洋海事研究所（华盛顿州西雅图） |
| PMI | Perioperative Myocardial Infarction | 围手术期心肌梗死 |
| PMI | Point of Maximum Impulse | 最大冲击点 |
| PMI | Project Management Intern | 项目管理实习生 |
| PMI | Politico-Military Interactions | 政治与军事互动 |
| PMI | Permission Management Infrastructure | 权限管理基础结构 |
| PMI | Production Manager Index | 生产经理索引 |
| PMI | Planned Maintenance Interval | 计划维护间隔 |
| PMI | Primary Marksmanship Instruction (US Army) | 主要枪法指导（美国陆军） |
| PMI | Private Mortgage Insurance | 私人抵押保险 |
| PMI | Precoding Matrix Indicator (telecommunications) | 预编码矩阵指示符（电信） |
| PMI | Piccole e Medie Imprese | Piccole e Medie印记 |
| PMI | Purchasing Manager's Index | 采购经理的指标 |
| PMI | Prevention of Mutual Interference | 防止相互干扰 |
| PMI | Piccole e Medie Industrie | Piccole e Medie工业 |
| PMI | Preventive Maintenance Instructions | 预防性维护说明 |
| PMI | Power Margin Indicator | 功率裕度指示器 |
| PMI | Post Myocardial Infarction | 心肌梗塞后 |
| PMI | Present-Minded Individualism | 当代个人主义 |
| PMI | Proposed Military Improvement | 拟议军事改进 |
| PMI | Privileged Management Infrastructure | 特权管理基础架构 |
| PMI | Protection Maternelle et Infantile (French: Mother and infant welfare) | 保护产妇和婴儿（法语：母婴福利） |
| PMI | patient medication instruction | 患者用药说明 |
| PMI | P M I Group, Inc. | P M I集团。 |
| PMI | Permanent Medical Impairment | 永久性医疗损害 |
| PMI | Point of maximum impulse (on chest palpation) | 最大脉冲点（胸部触诊） |
| PMI | Program manager information (OS/2) | 项目经理信息(OS / 2) |
| PMI | Pennings Marknads Information | Pennings Marknads信息 |
| PMI | Palma Mallorca, Spain | 帕尔马马略卡岛，西班牙 |
| PMI | Production Masters, Incorporated | 制作大师公司 |
| PMI | Pacific Music Institute | 太平洋音乐学院 |
| PMI | Parking Management, Incorporated | 停车管理公司 |
| PMI | Preferred Minimum Interest | 优先最低利息 |
| PMI | Primary Market Index | 一级市场指数 |
| PMI | Pretty Much Insulting | 非常侮辱 |
| PMI | Personal Mortgage Insurance | 个人抵押保险 |
| PMI | Phase Measuring Interferometer | 相位测量干涉仪 |
| PMI | Power Management Inventory | 电源管理资源清册 |
| PMI | Payroll Management Incorporated | 工资管理公司 |
| PMI | Positive Materials Identification | 阳性材料鉴定 |
| PMI | Preventive Maintenance Inspection | 预防性维护检查 |
| PMI | Principle of Mathematical Induction | 数学归纳原理 |
| PMI | Pre-Market Indicator | 上市前指标 |
| PMI | Pursuit Marketing, Inc. | 追求营销公司。 |
| PMI | Pure Metal Insert | 纯金属插件 |
| PMI | Post-Merger Integration | 合并后整合 |
| PMI | Proof of Mathematical Induction | 数学归纳法的证明 |
| PMI | Point of Maximal Impact (cardiac exams) | 最大冲击点（心脏检查） |
| PMI | Processor Maintenance Interface (Tandem) | 处理器维护接口（串联） |
| PMI | Picture Manipulation Instruction | 图片操作指令 |
| PMI | Pressure Mean Indicator (marine engines) | 压力平均值指示器（船用发动机） |
| PMI | Philippine Maritime Institute | 菲律宾海事研究所 |
| PMI | Philip Morris International | 菲利普莫里斯国际公司 |
| PMI | Perimeter Ministries International | 周边国际部 |
| PMI | Personnel Management Intern | 人事管理实习生 |
| PMI | Philip Morris Institute | 菲利普莫里斯研究所 |
| PMI | Post Merge Integration | 合并后集成 |
| PMI | Production Modernization Initiative | 生产现代化倡议 |
| PMI | Provost Marshal Investigator | 教务长元帅调查员 |
| PMI | Plus Minus Interesting | 正负趣味 |
| PMI | Process Manager Infrastructure | Process Manager基础架构 |
| PMI | Post Mortem Interval (forensics; time from when death occurs until the body is discovered) | 死后间隔（法医学；从死亡发生到尸体被发现的时间） |
| PMI | Piping Material Identification | 管道材料标识 |
| PMI | Positive Material Identification | 阳性材料标识 |
| PMI | Programming Modeling Interface (IBM) | 编程建模接口（IBM） |
| PMI | Prior Mutual Information | 事先相互信息 |
| PMI | Principle Maintenance Inspector | 主要维护检查员 |
| PMI | previous medical illness | 既往疾病 |
| PMI | Point Of Maximum Impact | 最大冲击点 |
| PMI | posterior myocardial infarction | 后壁心肌梗塞 |
| PMI | Past medical illness | 既往疾病 |
| PMI | platelet migration inhibition | 血小板迁移抑制 |
| PMI | patient medical instructions | 患者医疗说明 |
| PMI | pulmonary gas mixing index | 肺气体混合指数 |
| PMI | present medical illness | 目前的疾病 |
| PMI | phosphomannose isomerase | 磷酸甘露糖异构酶 |
| PMI | post-myocardial infarction(syndrome) | 心肌梗死后（综合征） |
| PMI | proportional mortality indicator | 比例死亡率指标 |
| PMI | propylmercuric iodide | 碘化丙基汞 |