| PSID | Panel Study on Income Dynamics | 收入动态小组研究 |
| PSID | Persons with Disabilities Self-Initiative to Development (Bangladesh Protibandhi Kallyan Somity) | 残疾人自我发展倡议（孟加拉国Protibandhi Kallyan Somity） |
| PSID | Preferred Supplier Inspection Delegation (Boeing) | 首选供应商检查代表团（波音） |
| PSID | Product Support Integration Directorate | 产品支持集成委员会 |
| PSID | Pounds Per Square Inch, Differential | 磅\/平方英寸，差压 |
| PSID | Program Support Integration Directorate | 项目支持集成局 |
| PSID | Platoon Seismic Intrusion Device | 排地震入侵装置 |
| PSID | Postscript Image Data (text/graphics) (ASCII file) | 后记图像数据(文本或图片)(ASCII文件) |
| PSID | Persons with Disabilities' Self-Initiative to Development | 残疾人的自主发展 |
| PSID | Panel Study of Income Dynamics | 收入动态小组研究 |
| PSID | Philippine School of Interior Design | 菲律宾室内设计学院 |
| PSID | Private System Identification | 专用系统标识 |
| PSID | Pounds per Square Inch Differential | 磅\/平方英寸差 |
| PSID | Preliminary Safety Information Document | 初步安全信息文件 |
| PSID | PlaySID (format for Commodore 64 music) | PlaySID（Commodore 64音乐格式） |
| PSID | pointer to security identifier | 指向安全标识符的指针 |
| PSID | Photon Stimulated Ion Desorption | 光子激发离子解吸 |
| PSID | Phillip Sides Interior Design (Santa Rosa Beach FL) | Phillip Sides室内设计（佛罗里达州圣罗莎海滩） |
| PSID | Patrol Seismic Intrusion Detector | 巡逻地震入侵探测器 |
| PSID | Public Safety Identification | 公共安全标识 |