| Acronym | Definition |
|---|
| UTR | Up the Road |
| UTR | Untranslated Region (genetics) |
| UTR | Under the Roof |
| UTR | Under the Radar |
| UTR | Universal Tennis Rating (skill assessment) |
| UTR | Unit Technology Representative |
| UTR | Universal Tone Receiver |
| UTR | Upset the Rhythm (UK) |
| UTR | Unicode Technical Report |
| UTR | Unique Taxpayer Reference (UK Inland Revenue) |
| UTR | Urinary Tract Relief (veterinary medicine) |
| UTR | Utility Tractor Rig (stevedoring Industry) |
| UTR | Unable to Reach |
| UTR | Union des Théatres Romands (French; Swiss theater association) |
| UTR | Unable to Reproduce |
| UTR | University Technical Representative |
| UTR | Ultrathin Resist (semiconductors) |
| UTR | Uniform Temperature Reference |
| UTR | Uptime Ratio |
| UTR | Underwater Tracking Range |
| UTR | University Training Reactor |
| UTR | Unité Thématique de Recherche (French) |
| UTR | Unit Under Test Requirements Interface |
| UTR | Universal Transaction Record |
| UTR | Unit Task Reorganization |
| UTR | Ukrainian T-Shape Radio Telescope |
| UTR | Underwriter To Review |
| UTR | Up through Roof (mechanics) |