sort by Rank | Alpha
| Possible Meanings | Rank |
| Institute for Education Reform | **** |
| Institutional Effectiveness Research | **** |
| Instituto Estrada Real | **** |
| Interrupt Enable Register | **** |
| Institute of Education and Research | **** |
| Institute for Eye Research | **** |
| Institute for Rural | **** |
| Institute for Research | *** |
| International Economic Review | *** |
| International Economic Relations | *** |
| Institute of Employment Rights | *** |
| Indian Educational Review | *** |
| Information Exchange Requirements | *** |
| Ionic Exchange Resins | *** |
| Institute for Environmental Research | *** |
| Institutional Effectiveness Review | *** |
| Israel Economic Review | *** |
| Interagency Electronic Reporting | *** |
| Institute for Environment and Resources | *** |
| Information Ethics Roundtable | *** |
| Institute of Engineering Research | *** |
| Institute of Employment Research | *** |
| Institutes for Environmental Research | *** |
| Institute of Rural | *** |
| Interrupt Enable Registers | ** |
| International Education Resources | ** |
| inadequate endometrial response | ** |
| instantaneous elastic recovery | ** |
| insulin excretion rate | ** |
| intermediate endoplasmic reticulum | ** |
| intracellular estrogen receptor | ** |
| ion exchange reactor | ** |
| isolated early responders | ** |
| In Educational Research | ** |
| Ihara's epileptic rat | ** |
| Ihara's epileptic rats | ** |
| immediate early growth response | ** |
| insulin-EGF receptor kinase | ** |
| intervention, evaluation, and revision | ** |
| Instituto El Rey | ** |
| individual estimated resources | ** |
| Interim Expenditure Report | ** |
| IRQ Enable Register | ** |
| Immediate Early Response | ** |
| Instruction Execution Rate | ** |
| Individual Event Report | ** |
| Inter European Research | ** |
| International Educational Resources | ** |
| Ihara Epileptic Rat | ** |
| Infinity Engine Radio | ** |
| Is an Error Return | ** |
| Inland Empire Racewalkers | ** |
| Interdisciplinary Environmental Research | ** |
| In Economics Referee | ** |
| Inoperative Equipment Report | ** |
| International Energy Resources | ** |
| Incremental Energy Rate | ** |
| Institute for Environmental Resources | ** |
| Integrated Empirical Rate | * |
| Institute for Exploratory Research | * |
| Instructional Effort Reports | * |
| Instrument Equipment Room | * |
| International Exchange and Relations | * |
| Informationsstelle Edelstahl Rostfrei | * |
| Instrument Engineering Request | * |
| International Earth Rotation | * |
| Illness Energy Requirement | * |
| Independent Expert Reviews | * |
| Intensive Eye Repair | * |
| Impact Evaluation Report | * |
| Income Equivalent Ratio | * |
| Institute for Educational Renewal | * |
| Internationale Elektronische Rundschau | * |
| Import Export Regulation | * |
| Incurred Expense Report | * |
| Illini Energy Resources | * |
| Illinois Education Resources | * |
| Index of Egyptology Resources | * |
| Index to Entomology Resources | * |
| Index to Environmental Resources | * |
| Information Engineering Resources | * |
| Information on Environmental Resources | * |
| Inspection and Enforcement Records | * |
| Institute of Ecological Research | * |
| Intelligent Electronics Reseller | * |
| International Education and Rese | * |
| International Education and Research | * |
| International Efficiency Report | * |
| International Executive Recruite | * |
| Internet Environmental Resources | * |
| Israel Ecological Resources | * |