sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Registered Apprenticeship Information System | *** |
| RMIT Association of International Students | *** |
| Regional Agricultural Information Systems | *** |
| Redundant Array of Inexpensive Servers | *** |
| Remote Alarm Indication Signal | *** |
| rehabilitation automated information system | ** |
| Rehabilitative Automated Information System | ** |
| Regulatory Authority Information System | ** |
| Riparian Aquatic Interaction Simulator | ** |
| Ramkhamheang Adventist International School | ** |
| Remote Area Incentive Scheme | ** |
| Ramkhamhaeng Advent International School | ** |
| Research Assistants Industrial Secondments | ** |
| Research Awards Information System | ** |
| Regional Agricultural Information System | ** |
| Redundant Arrays of Inexpensive Servers | ** |
| Reflection Absorption Infrared Spectroscopy | ** |
| Receive Alarm Indication Signal | * |
| Recyclability Assessment Information System | * |
| Redundant Array Integrated System | * |
| Research Administration Information Services | * |
| Redundant Array Integration System | * |
| Redundant Array of Inexpensive Systems | * |
| Risk Adjustment Impact Study | * |
| Review of Accounting Information Systems | * |
| redundant arrays of inexpensive systems | * |
| Regional Acidification Information and Simulation | * |
| Resource Assessment Information Service | * |