sort by Rank | Alpha
| Possible Meanings | Rank |
| Of Energy Defense | **** |
| Optimal Experimental Design | **** |
| Online Etymology Dictionary | *** |
| Operation and Development | *** |
| Operation Evaluation Department | *** |
| Office of Energy Defense | *** |
| Operations Evaluations Department | *** |
| Operations Evaluation Division | *** |
| Oxford English Dictonary | *** |
| Operations Engineering Division | *** |
| Opto Electronic Devices | *** |
| Offshore Engineering Department | *** |
| Office of Education | *** |
| Office of Equity and Diversity | *** |
| Operational Evaluation Division | *** |
| Optical Engineering Division | *** |
| Office of Employee Development | *** |
| Operations and Evaluation Department | *** |
| Office of Educational Development | *** |
| Ottawa Economic Development | *** |
| Ocean Engineering Division | *** |
| Office of Employment Development | *** |
| Oral epithelial dysplasia | ** |
| oral epithelial dysplasias | ** |
| organ electrodermal diagnostics | ** |
| Oregon Employment Dept | ** |
| Operations and Evaluations Department | ** |
| Office of Defense | ** |
| Offshore Engineering Division | ** |
| Org and Employee Development | ** |
| Oxygen Enhanced Diffusion | ** |
| Office Europeen Des | ** |
| Oregon Employment Division | ** |
| Of the Erudition | ** |
| Oleoyl Estrone Developments | ** |
| Office for Economic Development | * |
| Operational Errors Deviations | * |
| Outer Exchange of Die | * |
| Orthodox Education Day | * |
| Oil Engine Division | * |
| Optical Edge Devices | * |
| Oil Enterprise Downstream | * |
| Order Entry Date | * |
| Oxford English Dicionary | * |
| OBU Evolutionary Development | * |
| Ocean Engineering Denmark | * |
| Office of Enterprise Development | * |
| Office of Exemption Determinations | * |
| Office of Export Development | * |
| Office of the Executive Directory | * |
| Omernik Ecoregions Data | * |
| Optical Environment Division | * |
| Orbital Evolution Diagram | * |
| Oregon Earthquake Data | * |
| Organisation for Economic operation and Development | * |
| Oxnard Economic Development | * |