| EPO | EUROPEAN PATENT OFFICE | 欧洲专利局 |
| EPO | Erythropoietin | 促红细胞生成素 |
| EPO | Entry Point Obscuring | 入口点模糊技术 |
| EPO | Eccentric Position Optimization | 偏心位置优化 |
| EPO | End-Point-Object | 端点对象 |
| EPO | Environmental Protection Organization | 环境保护组织 |
| EPO | Electronic Purchase Order | 电子采购订单 |
| EPO | Environmental Protection Order | 环境保护令 |
| EPO | European Philharmonic Orchestra | 欧洲爱乐乐团 |
| EPO | European Patent Office | 欧洲专利局 |
| EPO | Employee Process Outsourcing | 员工流程外包 |
| EPO | Eosinophil Peroxidase | 嗜酸性粒细胞过氧化物酶 |
| EPO | Evening Primrose Oil | 月见草油 |
| EPO | Express Payment Option | 快速付款选项 |
| EPO | ePolicy Orchestrator (McAfee) | ePolicy Orchestrator（McAfee） |
| EPO | Entry Point Obscured | 入口点模糊 |
| EPO | Emergency Power Off | 紧急断电 |
| EPO | Engineering Petty Officer (US Coast Guard) | 工程士官（美国海岸警卫队） |
| EPO | entry post office | 入境邮局 |
| EPO | Education Process Outsourcing | 教育过程外包 |
| EPO | European Postman Organisation | 欧洲邮差组织 |
| EPO | Erie Philharmonic Orchestra | 伊利爱乐乐团 |
| EPO | Educational Progressive Organisation | 教育进步组织 |
| EPO | Educational Passport Options | 教育护照选项 |
| EPO | Epidemiology Program Office (US CDC) | 流行病学计划办公室（美国疾控中心） |
| EPO | Entwicklungspolitik Online | Entwicklungspolitik在线 |
| EPO | extensive proliferative outgrowth | 广泛增殖性生长 |
| EPO | Evansville Philharmonic Orchestra | 埃文斯维尔爱乐乐团 |
| EPO | Education and Public Outreach (office) | 教育和公共外联（办公室） |
| EPO | expiratory port occlusion | 呼气口闭塞 |
| EPO | Error Performance Objectives | 错误性能目标 |
| EPO | Earthnet Programme Office | 地球网计划办公室 |
| EPO | Eastern Philharmonic Orchestra | 东方爱乐乐团 |
| EPO | Etobicoke Philharmonic Orchestra | 埃托比科爱乐乐团 |
| EPO | Engineering Process Outsourcing | 工程过程外包 |
| EPO | Empathy Positivism And Organizing | 共情积极主义与组织 |
| EPO | Emergency Protective Order | 紧急保护令 |
| EPO | Enterprise Profit Optimization (Manugistics Group, Inc.) | 企业利润优化（Manugistics Group，Inc.） |
| EPO | Engine Propeller Order | 发动机推进器订单 |
| EPO | Erythropoietin (endurance drug) | 促红细胞生成素（耐受性药物） |
| EPO | Elliniki Podosfairiki Omospondia (Greek Football Federation) | 埃利尼基·波多斯科莱基·奥莫松迪亚（希腊足球联合会） |
| EPO | EOS Project Office | EOS项目办公室 |
| EPO | Exclusive Provider Organization | 独家提供商组织 |
| EPO | Electronic Philharmonic Orchestra | 电子爱乐乐团 |
| EPO | Electronic Public Offering | 电子公开发行 |
| EPO | Exit Permit Only | 仅出口许可证 |
| EPO | Estuarine Programs Office | 河口计划办公室 |
| EPO | Education Programs Office | 教育计划办公室 |
| EPO | Equivalent Phase Object | 等效相位对象 |
| EPO | Emergency Preparedness Office | 应急准备办公室 |
| EPO | Electronic Payment Order | 电子付款单 |
| EPO | Examination Procedure Outline | 检查程序大纲 |
| EPO | European Patent Organisation | 欧洲专利组织 |
| EPO | Employer Provider Organization | 雇主提供方组织 |