FEEO
| Acronym | Definition |
|---|---|
| FEEO | Fédération des Enseignantes et des Enseignants de l'Elémentaire de l'Ontario (French: Federation of Teachers and Elementary Teachers of Ontario; Canada) |
| FEEO | Fiber-Edge Electro-Optic |
| FEEO | Fuel Efficient Engine Operation |
| FEEO | Field Emission Electric Propulsion |
| FEEO | Fundasaun Esperansa Enclave Oecusse (rural development; East Timor) |