| Acronym | Definition |
|---|
| PTR➣Pointer (as used in DNS records; an address points to a name) |
| PTR➣Partner |
| PTR➣Patuxent River (Maryland) |
| PTR➣Pounding the Rock (sports) |
| PTR➣Painter |
| PTR➣Post Tenebras Rock (band) |
| PTR➣Physical Therapy Reviews (journal) |
| PTR➣Panasonic Toyota Racing (automobile racing) |
| PTR➣Property Tax Relief (various locations) |
| PTR➣Post-Tenure Review (various schools) |
| PTR➣Pointer |
| PTR➣Positive Time Report |
| PTR➣Printer |
| PTR➣Pre-Trial Release (criminal law) |
| PTR➣Pupil/Teacher Ratio |
| PTR➣Public Test Realm (gaming, World of Warcraft) |
| PTR➣Proton Transfer Reaction |
| PTR➣Personal Tax Return |
| PTR➣Proven Track Record |
| PTR➣Periodic Transaction Report (ethics) |
| PTR➣Pittsburgh Tribune Review (Pittsburgh, Pennsylvania newspaper) |
| PTR➣Paper Tape Reader |
| PTR➣Problem Tracking and Resolution (software) |
| PTR➣Portfolio Turnover Rate (finance) |
| PTR➣Preliminary Test Report (US NASA) |
| PTR➣Pap Test Register (Australia) |
| PTR➣Past Track Record |
| PTR➣Preliminary Title Report |
| PTR➣Program Trouble Report |
| PTR➣Part Time Regular |
| PTR➣Problem Trouble Report |
| PTR➣Problem Tracking Report |
| PTR➣Professional Tax Receipt |
| PTR➣Physical Transmission Rights |
| PTR➣Project Time Report |
| PTR➣Packet Transmission Rate |
| PTR➣Production Trial Run |
| PTR➣Plant Thermal Reduction |
| PTR➣Pool Test Reactor (Chalk River, Ontario; built in 1957, retired 1990) |
| PTR➣Particle Transfer Roller |
| PTR➣Public Transport Rate |
| PTR➣Program Technical Report |
| PTR➣Portable Timing Routines |
| PTR➣Patellar Tendon Reflex |
| PTR➣Probably Totally Random (podcast) |
| PTR➣Practical Technologist in Radiology |
| PTR➣Pilomatricoma |
| PTR➣Pneumatic Tyre Roller |
| PTR➣Primary Training Range |
| PTR➣Preliminary Technical Review |
| PTR➣Port Thermal Radiator |
| PTR➣Production Test Requirements |
| PTR➣Pressure Test Record |
| PTR➣Portable Test Range |
| PTR➣Project Technical Representative |
| PTR➣Price to Retailer |
| PTR➣Project Team Review |
| PTR➣Peak-to-Trough Ratio |
| PTR➣Programa de Transformacion Regional |
| PTR➣Philippine Tax Registration |
| PTR➣Prosperity Through Rice |
| PTR➣Project Technical Review |
| PTR➣Program Tape Reader |
| PTR➣Performance Tuning Request |
| PTR➣Pre-Commissioning Test Report (electrical) |
| PTR➣Production Trial Review |
| PTR➣Problem Trouble Record |
| PTR➣Pattern-Theoretic Recognition |