| IPTR | Illinois Partnership for Teacher Recruitment | 伊利诺伊州教师招聘伙伴关系 |
| IPTR | Intensive Preliminary Technical Review | 强化初步技术审查 |
| IPTR | International Pancreas Traansplant Registry | 国际胰腺移植登记处 |
| IPTR | Improved Performance Tail Rotor (Apache helicopter; US Army) | 改进性能尾翼（阿帕奇直升机；美国陆军） |
| IPTR | In Process Technical Review (engineering) | 过程中技术审查（工程） |