sort by Rank | Alpha
| Possible Meanings | Rank |
| National Technical Rules | ***** |
| Non Transportation Related | ***** |
| National Trail Raceway | **** |
| Network for Translational Research | **** |
| Nuclear Transport Receptors | **** |
| Nordisk Transport Rail | **** |
| None the Richer | **** |
| New Track Record | **** |
| Nurturing the Roots | **** |
| Negative Therapeutic Reaction | *** |
| New Technology Reporting | *** |
| NHL Trade Rumours | *** |
| NON Tamper Resistant | *** |
| Naval Transformation Roadmap | *** |
| National Team Race | *** |
| Non Ticket Revenue | *** |
| Nonprofit Technology Resources | *** |
| Notional Trading Requirement | *** |
| National Title Research | *** |
| Notification Test Results | *** |
| non translated region | *** |
| Nouvelles Tele Radio | *** |
| National Tree Register | *** |
| No Time Recorded | *** |
| 3'-non-translated regions | ** |
| 5'-non-translated region | ** |
| N-terminal region | ** |
| NADP-thioredoxin reductase | ** |
| Nasal tip rotation | ** |
| National Tuberculosis Register | ** |
| near total resection | ** |
| negative transcriptional regulator | ** |
| non-translation regions | ** |
| non-traumatic rhabdomyolysis | ** |
| Nuclear T3 receptor | ** |
| National Transcontinental Railway | ** |
| National Transplant Registry | ** |
| Netherlands Twin Register | ** |
| Nekilnojamojo Turto Registre | ** |
| Normal Trading Rights | ** |
| Non Tariff Rate | ** |
| NADPH-binding thioredoxin reductase | ** |
| NADPH-dependent thioredoxin reductase | ** |
| non task-relevant instruction | ** |
| normotensive Wistar rats | ** |
| nuclear L-T3 receptor | ** |
| North Texas Region | ** |
| Netherlands Twin Registry | ** |
| Nordiska Tulladministrativa Rådet | ** |
| Ngozi T Robinson | ** |
| amino-terminal region | ** |
| Nandamuri Tarakarama Rao | ** |
| New Technology Research | ** |
| NSAP Technology Refresh | ** |
| Number of Terminals | ** |
| National Tally Room | ** |
| Notification of Test Results | ** |
| Northern Transportation Route | ** |
| Nederlands Tweeling Register | ** |
| Northwest Technical Resources | ** |
| North Terminal Redevelopment | ** |
| New Technology and Research | ** |
| Norwegian Telecom Research | ** |
| Nederlands Tuberculose Register | ** |
| National Training Rinks | ** |
| New Technology Reports | ** |
| Northern Territory Reports | ** |
| Nye Testamente Revidert | ** |
| Nailed Truss Rafter | ** |
| Number of Traps | ** |
| National Time Recorders | ** |
| Ndengkur to Remember | ** |
| Natchez Trace RR | ** |
| noblis technical report | ** |
| Not Trading Related | ** |
| Notifications of Test Results | ** |
| Escherichia coli nitroreductase | * |
| Natural Tooth Replacement | * |
| News Talk Radio | * |
| Natchez Trace Railroad | * |
| National Talent Report | * |
| No Training Regulation | * |
| National Technical Review | * |
| NF TRINITY RIVER | * |
| Non Teacher Retirement | * |
| Notice to Readers | * |
| Naval Technical Representative | * |
| Northeast Trading Region | * |
| Network Timing Reference marker | * |
| Nuclear Thermal Rocketry | * |
| National Transport Rotorcraft | * |
| Newspaper Television and Radio | * |
| Not That Relevant | * |
| New Telnet Resources | * |
| Nikola Tesla Resource | * |
| Non tactical Repair | * |
| Noncooperative Target Recognition | * |
| Nothing in These Regulations | * |
| Nuclear Technology Radiation | * |