| Abbreviation | Definition |
|---|---|
| OMEN | Organization for Medical and Educational Needs |
| OMEP | Oregon Mexico Education Partnership |
| OMEP | Oregon Mexico Education Program |
| OMGE | Office of Multilingual and Global Education |
| OML | Office for Multicultural Learning |
| OML | Office of Multicultural Learning |
| OMLE | Official Minority Language Education |
| OMLL | Online Mobile Language Learning |
| OMM | Olimpiada Mexicana de Matemáticas |
| OMSE | Office of Medical Student Education |
| OMW | Organizational Mastery Workshop |
| ONE | Online Network of Educators |
| ONE | Orientation for Nutrition Employees |
| ONEC | Oglala Nation Education Coalition |
| ONL | Open Networked learning |
| ONLC | OCBC NISP Learning Center |
| OOCA | Out Of Class Activity |
| OOE | Office Of Education |
| OOE | Office of Online Education |
| OOEA | Ohio Opioid Education Alliance |