sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Independent Scientific Peer Review | **** |
| Internet Service Provider Reviews | **** |
| Inter Services Public Relations | *** |
| Islamic Special Purpose Regiment | *** |
| Income Security Program Redesign | *** |
| International Society of Paranormal Research | *** |
| International Society for Presence Research | *** |
| International Standard Payload Racks | *** |
| International Symposium on Pavement Recycling | *** |
| Inter Service Public Relations | ** |
| Individualized Service Plan Review | ** |
| Intelligent Signal Processing and Robotics | ** |
| International Society for Psychical Research | ** |
| International Society of Presence Research | ** |
| In Service Priority Register | ** |
| Intrinsic Sources of Personal Relevance | ** |
| ISP in Space Propulsion | ** |
| Interregional Society of Pharmacoepidemiological Researches | ** |
| Infrastructure Services Performance Review | ** |
| Institute for Social and Policy Research | ** |
| Independent Scientific Panel Review | ** |
| Illinois Staff Physician Recruiter | * |
| ICT Strategy Planning and Recruiting | * |
| Institute for Survey and Policy Research | * |
| In Situ Product Recovery | * |
| Individualized School Performance Review | * |
| Illinois Staff Physician Recruiters | * |
| Individual School Performance Review | * |