| Acronym | Definition |
|---|
| BEF➣Bonneville Environmental Foundation |
| BEF➣Before |
| BEF➣British Equestrian Federation (UK) |
| BEF➣Biodiversity and Ecosystem Functioning |
| BEF➣British Expeditionary Force |
| BEF➣Business Enterprise Fund (UK) |
| BEF➣Boomer Esiason Foundation (Cystic Fibrosis organization) |
| BEF➣Baltic Environmental Forum |
| BEF➣Biomass Energy Foundation |
| BEF➣Befehl (German military) |
| BEF➣Belgian Francs (former currency code; now EUR) |
| BEF➣Ballast Efficiency Factor (lighting) |
| BEF➣Bartlett Experimental Forest (New Hampshire; USDA) |
| BEF➣Brightness Enhancement Film (optical systems; 3M) |
| BEF➣Band Elimination Filter |
| BEF➣Basic Education Finance (Washington) |
| BEF➣British Electric Foundation (musical group which later became Heaven 17) |
| BEF➣Bonus Expeditionary Force |
| BEF➣Bovine Ephemeral Fever |
| BEF➣Billiard Education Foundation |
| BEF➣Bassin d'Education et de Formation (French: Watershed Education and Training) |
| BEF➣Business Education Forum |
| BEF➣Brevet d'Entraineur Fédéral (French coaching certification) |
| BEF➣Bureau de l'Education Française (French: Bureau of French Education; Canada) |
| BEF➣Bund Europäischer Farbberater |
| BEF➣Bulgaria Economic Forum |
| BEF➣Brewster Education Foundation (Brewster, NY) |
| BEF➣Big-Eyed Fish (Dave Matthews Band song) |
| BEF➣Biogéochimie des Ecosystèmes Forestiers (French: Biogeochemistry of Forest Ecosystems) |
| BEF➣Barrington Education Foundation |
| BEF➣Bureau de l'Egalité Hommes-Femmes et de la Famille (French: Office of Gender Equality and Family; Switzerland) |
| BEF➣Bovine Epizootic Fever (aka Bovine Ephemeral Fever) |
| BEF➣Baseline Engagement Force |
| BEF➣Basic English Foundation |
| BEF➣Beady Eye Factor |
| BEF➣Belgian Elite Force (gaming clan) |
| BEF➣Burlington Education Foundation |
| BEF➣Bottom End Fitting |
| BEF➣Benefits Enrollment Form |
| BEF➣Base Engagement Force (TAA) |
| BEF➣Bibliographie des Ecrivains Français (French: Bibliography of French Writers) |
| BEF➣Best Estimate Flow |
| BEF➣Back-End Final |
| BEF➣Britanina Elite Forces |
| BEF➣Band-Edge Filtering |
| BEF➣Big Error Factory |
| BEF➣Bureau of Enterprise Fleet |
| BEF➣Burwen Education Foundation (Mountain View, CA) |
| BEF➣Bureau d'Etudes Forézien (French: Forezian Design Office; Saint Etienne, France) |
| BEF➣Barrier Evaluation Form (Washington) |