NVAO
| Acronym | Definition |
|---|---|
| NVAO | Nederlands Vlaamse Accreditatie Organisatie |
| NVAO | Nederlands Vlaams Accreditatie Orgaan (Dutch: Dutch-Flemish Accreditation Organization; The Hague, Netherlands) |
| NVAO | National Virtual Aeronomical Observatory |
| NVAO | Navy Voting Action Officer |