| Acronym | Definition |
|---|
| BEM | Boundary Element Method |
| BEM | Baptism, Eucharist and Ministry |
| BEM | Bordeaux Ecole de Management (French: Bordeaux School Management; Bordeaux, France) |
| BEM | British Empire Medal |
| BEM | Bug Eyed Monster (science fiction writing plot device) |
| BEM | Board of Engineers Malaysia |
| BEM | Business Excellence Model |
| BEM | Big Emerging Markets |
| BEM | Building Energy Management |
| BEM | BMC Event Manager (BMC Software) |
| BEM | Bâtiment d'Essais et de Mesures (French: Building Test and Measurement; French Navy) |
| BEM | Basic Emergency Management (Ontario, Canada) |
| BEM | Basis Expansion Model |
| BEM | Bandwidth Efficient Modem |
| BEM | Bio-Electromagnetic |
| BEM | Bandwidth Efficient Modulation |
| BEM | Business Engineering Management |
| BEM | butylethylmagnesium |
| BEM | Bachelor of Environmental Management |
| BEM | Bayesian Expectation-Maximization |
| BEM | Big Eyed Monster (science fiction) |
| BEM | Boolean Expression Manipulator |
| BEM | Booger Eating Moron |
| BEM | Bachelor of Engineering of Mines |
| BEM | Business Executives' Move for New National Priorities |
| BEM | Business Engagement Manager |
| BEM | Building Equipment Mechanic (US Postal Service) |
| BEM | Banco do Estado do Maranhão SA (Maranhão State Bank, Brazil) |
| BEM | Bureau d'Etudes Maritimes (French shipbuilding company) |
| BEM | Business Execution Manager |
| BEM | Blade Element Model |
| BEM | Base Entry Monitor System |
| BEM | Bit Error Monitor |
| BEM | Base Energy Manager |
| BEM | Basic Education Manual |
| BEM | Binary-Element Method |
| BEM | Beaunit Corporation |
| BEM | Beaufort & Morehead Railroad |
| BEM | Bureau of Executive Manpower |
| BEM | Bachelor of Mining Engineering |
| BEM | Bureau des Etudiants en Médecine (French: Bureau of Medical Students; Belgium) |
| BEM | Bureau d'Etude Métallerie (French: Office of Metalwork Study) |
| BEM | Bureau d'Etudes Mécaniques (French: Mechanical Engineering Department) |
| BEM | Business Event Management (method) |