| Abbreviation | Definition |
|---|---|
| OUW | Open University Worldwide |
| OUWA | Open University of West Africa |
| OUZ | Ohio University Zanesville |
| OUZ | Ohio University – Zanesville |
| OUZ | Ohio University Zanesville |
| OVP | Office of the Vice Provost |
| OVU | Ohio Valley University |
| OVZ | Österreichische Vereinigung zur Zertifizierung |
| OWC | Office of Web Consultation |
| OWL | Online Writing Laboratory |
| OWLS | Older Wiser Learning Students |
| OWP | Office of Water Programs |
| OWR | Office for Women's Research |
| OWU | Ohio Wesleyan University |
| OWU | Oklahoma Wesleyan University |
| OWU | One World University |
| OWU | Online Writery University |
| OWU | OuterWorlds University |
| OYO | On Your Own |
| OYR | One-Year Residence Program |