| PAN | Personal Area Network | 个人局域网络 |
| PAN | Panama (ISO Country code) | 巴拿马（ISO国家代码） |
| PAN | Polyacrylonitrile | 聚丙烯腈 |
| PAN | Panama | 巴拿马 |
| PAN | peroxyacetyl nitrate | 过氧乙酰硝酸酯 |
| PAN | Patient's Action Network (American Medical Association) | 病人的行动网络(美国医学协会) |
| PAN | Philippine Association of Nutrition | 菲律宾营养协会 |
| PAN | Pennsylvania Association of Notaries | 宾夕法尼亚州公证人协会 |
| PAN | Pennsylvania Association of Numismatists | 宾夕法尼亚钱币学家协会 |
| PAN | Programa Ambiental Nacional (Spanish: National Environmental Program) | 国家环境计划（西班牙语：国家环境计划） |
| PAN | Uncovering Plagiarism, Authorship and Social Software Misuse (workshop) | 揭露剽窃、作者和社交软件滥用（研讨会） |
| PAN | Pesticide Action Network | 农药行动网络 |
| PAN | Percussion Actuated Non-electric (bomb squad robotics) | 敲击驱动非电动（炸弹小队机器人） |
| PAN | Primary Account Number | 主要账号 |
| PAN | Peroxyacetylnitrate | 过氧化乙酰硝酸盐 |
| PAN | Partai Amanat Nasional (National Mandate Party, Indonesia) | 印度尼西亚国家授权党 |
| PAN | Planetary Area Network | 行星区域网络 |
| PAN | Publication Approval Number | 出版物批准编号 |
| PAN | Partial Advisory Notice | 部分咨询通知 |
| PAN | Polska Akademia Nauk (Polish Science Academy) | Polska Akademia Nauk（波兰科学院） |
| PAN | Partido AcciÓn Nacional (Spanish: Action National Party) | Partido AcciÓn Nacional (Spanish: Action National Party) |
| PAN | Permanent Account Number | 永久帐号 |
| PAN | Passive/Active Neutron | 被动/主动中子 |
| PAN | Panjabi | 潘贾比语 |
| PAN | Partido de AcciÓn Nacional | Partido de AcciÓn Nacional |
| PAN | PolyArteritis Nodosa | 结节性多动脉炎 |
| PAN | Partido de Avanzada Nacional | 民族复兴党 |
| PAN | Project Authorization Notice | 项目授权通知 |
| PAN | Pro-Apollo Nutter | 专业阿波罗坚果 |
| PAN | Phosphoric Acetic Nitric | 磷酸乙酸硝酸 |
| PAN | Pattani, Thailand | 泰国帕塔尼 |
| PAN | Processing Area Network | 处理区域网络 |
| PAN | Planetary Art Network | 行星艺术网络 |
| PAN | Partido dos Aposentados da Nação (Brazil political party) | Partido dos Aposentados da Nação (Brazil political party) |
| PAN | Personal Area Networking | 个人区域网络 |
| PAN | Peripheral Area Network | 外围区域网络 |
| PAN | Personal Account Number | 个人帐号 |
| PAN | Project Ars Nova | Ars Nova项目 |
| PAN | Priority Application Number | 优先申请编号 |
| PAN | Private Area Network | 专用区域网络 |
| PAN | CorelDraw Printer-specific file | CorelDraw打印机特定文件 |
| PAN | Post Authorization Notification | 授权后通知 |
| PAN | Personnel Action Notice | 人员行动通知 |
| PAN | Primary Afferent Neuron | 初级传入神经元 |
| PAN | Polyarteritis Nodosa (blood vessel disease) | 结节性多动脉炎（血管疾病） |
| PAN | Progressive Action Network (Washington, DC) | 进步行动网络（华盛顿特区） |
| PAN | Public Access Network | 公共接入网络 |
| PAN | Personal Access Number | 个人访问号码 |
| PAN | Personal Action Notice | 个人行动通知 |
| PAN | Production Acceptance Notice | 生产验收通知单 |
| PAN | PhÉnomÈnes AÉrospatiaux Non IdentifiÉs | PhÉnomÈnes AÉrospatiaux Non IdentifiÉs |
| PAN | Partido Autonomista Nacional (Argentine Former Political Party) | 民族自治党（阿根廷前政党） |
| PAN | Pan-Access Network | 泛接入网络 |
| PAN | Programmed Assigned Number | 编程分配编号 |
| PAN | Partido de Avanzada Nacional (Guatemala) | 民族民族党（危地马拉） |
| PAN | Plant-Available Nitrogen | 工厂可用氮 |
| PAN | Para-Aortic Lymph Nodes | 主动脉旁淋巴结 |
| PAN | Producto Alimenticio Nacional (Spanish: National Foodstuffs; corn flour made in Venezuela) | Productio Alimentio Nacional（西班牙语：国家食品；委内瑞拉生产的玉米粉） |
| PAN | National Advancement Party (Guatemala) | 国家进步党（危地马拉） |
| PAN | Peer Advising Network | 同行咨询网络 |