sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Integrated Research Application System | **** |
| Insulin Resistance Atherosclerosis Study | *** |
| Institute for Risk Assessment Sciences | *** |
| Institute for Research and Advanced Studies | *** |
| Infra Red Astronomical Satellite | *** |
| Institutional Research and Academic Services | *** |
| Institute of Risk Assessment Sciences | *** |
| Internet Review Arno Schmidt | *** |
| International Review of Administrative Sciences | *** |
| Israeli Russian Art Society | *** |
| Infra Red Astronomy Satellite | ** |
| International Rescue Aid Society | ** |
| imidazoline receptor-antisera-selected | ** |
| Institute for Religion in an Age of Science | ** |
| Instructional and Research Academic Staff | ** |
| anti-intrarenal artery spasm | ** |
| Indian Railway Accounts Services | ** |
| Industrial Relations Advisory Service | ** |
| plans--Individual Retirement Accounts | ** |
| Internet Remote Access Service | ** |
| Indian River Anthropological Society | ** |
| Intragovernmental Reporting and Analysis System | ** |
| Interactive Radar Analysis Software | ** |
| Independent Review of Australian Shipping | ** |
| Interactive River Aquifer Simulation | ** |
| Inland Revenue Authority Singapore | ** |
| Institute of Religion in an Age of Science | ** |
| International Russian Art Society | ** |
| Investment Risk Assessment System | ** |
| Instruments for Research and Applied Science | ** |
| Import Risk Assessment System | ** |
| Independent Radiation Assessment Services | ** |
| Indian Railways Accounts Services | ** |
| Independent Review and Assurance | * |
| Indian River Audubon Society | * |
| Interactive River and Aquifer Simulation | * |
| INTRODUCTION The Infrared Astronomical Satellite | * |
| Ice Rink Advisory Subcommittee | * |
| Interactive Radar Analysis System | * |
| Internet Routing and Access Service | * |
| including the Infrared Astronomical Satellite | * |
| Infra Red Absorbtion Spectroscopy | * |
| Information Resources Application Services | * |
| imaged by the Infrared Astronomical Satellite | * |
| Information Retrieval and Analysis System | * |