| Term | Full Form | Category |
|---|---|---|
| ENO | Eagle Nest Outfitters | Others |
| ENO | Eagles Nest Outfitters | Others |
| ENO | Eagles Nest Outfitters Inc. | Others |
| ENO | Eat Noob Outdoorsman | Others |
| ENO | Editor of New Objects | Others |
| ENO | Electric Night Orchestra | Others |
| ENO | End Nets Order | Others |
| ENO | English National Opera | Others |
| ENO | Essenstially Non Oscillatory | Others |
| ENO | Essentially Non Oscillatory | Others |
| ENO | Essentially Non-Oscillatory | Others |
| ENO | European Network of Observatories | Others |
| ENO | European Northern Observatory | Others |
| ENO | Exhaled Nitric Oxide | Others |