| Acronym | Definition |
|---|
| TRR➣The Ribbon Retreat (Shelly, ID) |
| TRR➣The Ralph Retort (website) |
| TRR➣Test Readiness Review |
| TRR➣Transportation Research Record (Journal) |
| TRR➣Toilet Ring Remover (cleaning product) |
| TRR➣Tree-Ring Research |
| TRR➣The Rittenhouse Review (Philadelphia, PA) |
| TRR➣Towarzystwo Rozwoju Rodziny (Polish: Society for Family Development) |
| TRR➣Total Rate of Return |
| TRR➣Target Ranging Radar |
| TRR➣Transaction Reply Report |
| TRR➣Théâtre Romain Rolland (French theater) |
| TRR➣Tears Run Rings (band) |
| TRR➣Total Recordable Rate (OSHA) |
| TRR➣Trail Ridge Road (Rocky Mountain National Park, Colorado, USA) |
| TRR➣Total Radioactive Residue (food science) |
| TRR➣Taiwan Research Reactor (research reactor sold to Taiwan in 1969 by AECL; closed in 1980s) |
| TRR➣Time Resolved Reflectivity |
| TRR➣Three Rivers Review of Undergraduate Literature (University of Pittsburgh; Pittsburgh, PA) |
| TRR➣Time to Reliably Replenish |
| TRR➣Trading Relationship Request (Ariba Network) |
| TRR➣Teheran Research Reactor |
| TRR➣Technical Readiness Review |
| TRR➣Tuckerton Railroad (New Jersey) |
| TRR➣Test Requirements Review |
| TRR➣Test Result Report |
| TRR➣Temple Reading Room (Rugby School Library, Warwickshire) |
| TRR➣Tactical Range Recorder |
| TRR➣Thermal Radiator Rotation |
| TRR➣Team Ram Rod (gaming) |
| TRR➣Trinity Rack (Korg) |
| TRR➣Test and Research Reactor |
| TRR➣Tidewater Rabbit Rescue |
| TRR➣The Reed Review (website) |
| TRR➣The Royal Rogues (gaming clan) |
| TRR➣Temporary Residence Records |
| TRR➣Tachycardic Rate and Rhythm |
| TRR➣Test Requirements Report |
| TRR➣Training Requirements Report |
| TRR➣Total Effort Reduction Ratio |
| TRR➣Time-Resolved Radiography |
| TRR➣Toowoomba Road Runners (Australia) |
| TRR➣Trees, Rocks, and Ruins (Stargate SG-1 TV show) |
| TRR➣Transient Reward Rate |
| TRR➣Tarification Routière de Référence (French: Road Pricing Reference; transport cost) |
| TRR➣Turbine Runback Relay |
| TRR➣Transmission Requested Range |
| TRR➣Training Resource Requirement |
| TRR➣Total Recall Reports |
| TRR➣ThunderRockRadio (online classic rock radio station) |