| Acronym | Definition |
|---|
| ODN➣Organ Donor Network |
| ODN➣Oligodeoxynucleotide |
| ODN➣Out Dial Notification |
| ODN➣Openware Developer Network |
| ODN➣Open Data Network |
| ODN➣Original Dialed Number (calling) |
| ODN➣Optical Distribution Network |
| ODN➣Optical Data Network |
| ODN➣Ordnance Datum Newlyn (UK mapping coordinate system) |
| ODN➣Orange Defense Network (Cybernations gaming group) |
| ODN➣Outils Desinfection et Nettoyage Systeme (French: Disinfection Tools and Cleaning System) |
| ODN➣Olathe Daily News (newspaper; Kansas) |
| ODN➣Online Dictionary of Neuroscience |
| ODN➣Organisation Development Network |
| ODN➣Online Development Notebook |
| ODN➣Obligation Document Number |
| ODN➣Opera Di Nàzaret (Work of Nazareth) |
| ODN➣Object Distinguished Name |
| ODN➣Open Dealer Network (various companies) |
| ODN➣Output Distribution Network |