sort by Rank | Alpha
| Possible Meanings | Rank |
| Refrigerator Freezer Thermometer | **** |
| Radio Fiume Ticino | **** |
| rich text format | **** |
| Request for Trial | **** |
| Reliable File Transfer | *** |
| Rain Forest Trust | *** |
| Request for Tenders | *** |
| Request for Technical | *** |
| Real Fourier Transform | *** |
| Requests for Tender | *** |
| Requests for Tenders | *** |
| Remote Field Testing | *** |
| Remote File Transfer | *** |
| Rod and Frame Test | *** |
| Remote Fiber Transceiver | *** |
| Realtime Forex Trading | *** |
| River Front Times | *** |
| Request for Transfer | *** |
| Radio Frequency Terminal | *** |
| Rich Format Text | ** |
| rapid filling time | ** |
| reciprocal forepaw treading | ** |
| Recurring Figures Test | ** |
| reduced folate transporter | ** |
| reduced-folate transporter | ** |
| reference frame transformation | ** |
| related frustrational tension | ** |
| relative filtration time | ** |
| released from therapy | ** |
| released from treatment | ** |
| released-from-treatment | ** |
| Respiratory function testing | ** |
| Respiratory function tests | ** |
| respiratory functional testing | ** |
| respiratory functions test | ** |
| rhomboid flap transposition | ** |
| Radio Frequency Telecom | ** |
| Requests for Translations | ** |
| release from treatment | ** |
| Rundfunk Fernsehen Telekommunikation | ** |
| Rapid Fire Technology | ** |
| Racing for Teens | ** |
| Renal Function Tests | ** |
| Reason for Transfer | ** |
| Roseville Federation of Teachers | ** |
| Randomized Field Trials | ** |
| Reconfigurable Factory Testbed | ** |
| Repeat Formation Tests | ** |
| Request for Time | ** |
| Rackham Fee Totals | ** |
| Radio Frequency Transmission | ** |
| Read the Frequently | ** |
| Reading for Thinking | ** |
| Rich Field Telescopes | ** |
| Requests for Technology | ** |
| Ring Finger Test | ** |
| Request for Testing | * |
| Radio Free Talossa | * |
| Radio Frequency Transceiver | * |
| Random Fault Tolerant | * |
| Refused Further Treatment | * |
| Regardless of Feature | * |
| Runway Friction Tester | * |
| Registered Floor Trader | * |
| Response Force Time | * |
| Radio Frequency Tester | * |
| residential firm transportation | * |
| Richest Field Telescopes | * |
| Request For Test | * |
| Rock Family Trees | * |
| Road Freight Transport | * |
| Radio Free Tennessee | * |
| Representing the Florida Tampa | * |
| Russian Foreign Trade | * |