| PSIG | Publishing Sector Industry Group (Universal Postal Union) | 出版业行业集团(万国邮政联盟) |
| PSIG | Programming Special Interest Group | 编程特殊兴趣组 |
| PSIG | Provisional Institutions of Self-Government (Kosovo) | 临时自治机构(科索沃) |
| PSIG | Pelotons de Surveillance et d'Intervention de la Gendarmerie | Pelotons监控等'Intervention·d·德·拉·新政 |
| PSIG | Platform Special Interest Group | 平台特殊利益集团 |
| PSIG | Pediatric Student Interest Group | 儿科学生兴趣小组 |
| PSIG | Pipeline Simulation Interest Group | 管道模拟兴趣小组 |
| PSIG | Pounds Per Square Inch, Gauge | 磅\/平方英寸,表压 |
| PSIG | Pomeranian Special Interest Group | 波美拉尼亚特殊利益集团 |
| PSIG | Pounds per Square Inch Gauge | 磅\/平方英寸量规 |
| PSIG | pounds per square inch(on the)gauge | 磅\/平方英寸 |