| Acronym | Definition |
|---|
| BEO | British English Olympics (est. 1989) |
| BEO | Beryllium Oxide (inorganic compound) |
| BEO | Block Education Officer (India) |
| BEO | Beyond Earth Orbit |
| BEO | Bank of Eastern Oregon (Heppner, OR) |
| BEO | Burton European Open (snowboarding) |
| BEO | Banquet Event Order |
| BEO | Barrow Environmental Observatory (Barrow, AK) |
| BEO | Business, Entrepreneurship, and Organizations (Brown University) |
| BEO | Banquet Event Organizer (software) |
| BEO | Bulletin d'Etudes Orientales (French: Bulletin of Oriental Studies; historical journal) |
| BEO | Book Entry Only (accounting adjustment) |
| BEO | Newcastle, New South Wales, Australia - Belmont (Airport Code) |
| BEO | Base Education Officer (US Air Force) |
| BEO | Better Ethics Online |
| BEO | Berner Oberland AG (radio station; Switzerland) |
| BEO | Business English Online (online resource) |
| BEO | Better Energy Options (Ireland) |
| BEO | Bongrain Export Overseas (French food sales and marketing company) |
| BEO | Building Emergency Organization |
| BEO | Bit Error Outage |
| BEO | Business Enterprise Office |
| BEO | Band-Edge Operation |
| BEO | Batteries et Energie de l'Ouest (French: Batteries and Energy West; Brittany, France) |