sort by Rank | Alpha
| Possible Meanings | Rank |
| resistive index | **** |
| Regulatory Information | **** |
| Rose Island | **** |
| Rapid increase | **** |
| Release Inventory | **** |
| Remedial Investigations | **** |
| REGION I-CT | **** |
| receive interrupt | **** |
| Regulatory Impact | *** |
| Radionuclide Imaging | *** |
| Retirement and Insurance | *** |
| Rescue International | *** |
| Rolf Institute (Boulder, CO) | *** |
| Robert Irving | *** |
| Runway Incursions | *** |
| Royalty Interest | *** |
| Reserved Instruction | *** |
| intraclass correlation coefficient | ** |
| Resourcing Inc | ** |
| regular insulin | ** |
| replicative intermediate | ** |
| retroactive interference | ** |
| type I regulatory subunit | ** |
| relapse incidence | ** |
| renal impairment | ** |
| type I regulatory | ** |
| type I cAMP-dependent protein kinase | ** |
| Research I II | ** |
| Internal longitudinal resistance | ** |
| Range Independent | ** |
| receipt inspection | ** |
| Recherche Interactive | ** |
| internal radius | ** |
| reperfusion injury | ** |
| resistance indexes | ** |
| resistance indices | ** |
| Reformatory Institutions | ** |
| Rotation Index | ** |
| recurrent inhibition | * |
| resistive indices | * |
| respiratory insufficiency | * |
| Rubber Insulated | * |
| Rangoon Institute | * |
| Responsible Installation | * |
| Routine Indicator | * |
| Rodale International | * |
| Run Increment | * |
| REGION ICT | * |
| Raushenbakh IY | * |
| Report of Income | * |