| Acronym | Definition |
|---|
| BEC | Business Enterprise Centre |
| BEC | Bureau d'éthique Commerciale |
| BEC | Business English Certificate |
| BEC | Business Email Compromise (scam) |
| BEC | Bacon, Egg and Cheese |
| BEC | Business Economics |
| BEC | Biblioteca Electrónica Cristiana |
| BEC | Business Environment Council |
| BEC | Battery Electric Car |
| BEC | Bahwan Engineering Company (Oman) |
| BEC | Bid Evaluation Criteria (various locations) |
| BEC | Bahamas Electricity Corporation |
| BEC | Bus Extension Card |
| BEC | Bachelor of Economics |
| BEC | Bibliothèque de l'Ecole des Chartes (French: Library of the Charter Schools; journal) |
| BEC | British Enduro Championship (UK) |
| BEC | Black-Eyed Children (urban legend) |
| BEC | Business English Class (various locations) |
| BEC | Basic Education Circular (Pennsylvania) |
| BEC | Biogeoclimatic Ecosystem Classification |
| BEC | Busch Entertainment Corporation |
| BEC | Blue Earth County (Minnesota) |
| BEC | Bordeaux Etudiants Club (French: Bordeaux Students Club; Bordeaux, France) |
| BEC | Branch Executive Committee |
| BEC | Basic Education Curriculum (Philippines) |
| BEC | Butte Environmental Council |
| BEC | Brisbane Entertainment Centre (Australia) |
| BEC | Big East Conference (collegiate athletic association) |
| BEC | Bolsa Eletrônica de Compras (Brazil) |
| BEC | Bladder Epithelial Cell |
| BEC | Binary Erasure Channel |
| BEC | Battery Elimination Circuit (model railroading) |
| BEC | Board Endorsed Course (Board of Studies: Australia) |
| BEC | Baltic Electronics Conference |
| BEC | Blister Express Center (production system) |
| BEC | Building Environmental Control |
| BEC | Business Education Compact |
| BEC | Brislington Enterprise College (UK) |
| BEC | Bengal Engineering College (India) |
| BEC | Brookville Equipment Corporation (Brookville, PA) |
| BEC | Banff Education Centre |
| BEC | Belgisch Elektrotechnisch Comité (French: Belgian Electrotechnical Commission) |
| BEC | Backlog Elimination Center |
| BEC | BRAC Environmental Coordinator |
| BEC | Biomass Energy Centre (UK) |
| BEC | Backward Error Correction |
| BEC | Iceve-Maci (SIL code, Cameroon) |
| BEC | Berry Events Center (Northern Michigan University) |
| BEC | Bristol Exploration Club |
| BEC | Berkana Energy Corp. (Canada) |
| BEC | Bonner Entwicklungswerkstatt für Computermedien (German: Bonn Development Workshop for Computer Media |
| BEC | Breton Education Centre (Canada) |
| BEC | Business Energy Coalition (Energy Coalition) |
| BEC | Bangladesh Election Commission |
| BEC | Bermuda Employers' Council |
| BEC | Big Evil Corporation |
| BEC | Bussed Electrical Center |
| BEC | Bulk Email Checker (New York, NY) |
| BEC | Berliner Edelkatzen Club (German: Precious Cat Club Berlin; Berlin, Germany) |
| BEC | Brunel Enterprise Centre (UK) |
| BEC | Basic English Course |
| BEC | Banque Edouard Constant (Swiss bank) |
| BEC | Bloomington Educational Cable |
| BEC | Benefits, Evaluation and Costs (Committee) |
| BEC | Back-End Chip |
| BEC | Bowling European Corporative |
| BEC | Border Epidemiology and Environmental Health Center (New Mexico) |
| BEC | Building Environmental Communities (various locations) |
| BEC | British Evangelical Council |
| BEC | Bacon, Egg and Cheese Sandwich |
| BEC | Center for Behavior, Evolution, and Culture (UCLA) |
| BEC | Base Environmental Coordinator |
| BEC | Bootheel Education Center (Missouri) |
| BEC | Bapatla Engineering College (India; est. 1981) |
| BEC | Basic Education Commission |
| BEC | Basic Ecclesiastical Community (various locations) |
| BEC | Bureau of Employees' Compensation |
| BEC | Building An Extraordinary Community (Sault Ste. Marie, MN) |
| BEC | Bureau of Electrical Control (New York) |
| BEC | Bailey Engineering Corporation |
| BEC | Barrett Elementary Center (Pennsylvania) |
| BEC | Basic Electronics Course |
| BEC | Board of Examining Chaplains |
| BEC | Business/Education Coalition |
| BEC | Bandera Electric Cooperative, Inc. (est. 1938; Texas) |
| BEC | Bose-Einstein Condensation/Condensates |
| BEC | Brandon Ebel Company (Christian record label) |
| BEC | Bristol Electronic Community |
| BEC | Bald Eagle Company, Inc. |
| BEC | Bulk Encrypted Communications |
| BEC | Bowlers Educational Clinic |
| BEC | Boston Equestrian Center |
| BEC | Bluetooth Ethernet Controller |
| BEC | Beginning of Equilibrium Cycle |
| BEC | Brown Economic Consulting Inc (Calgary, AB, Canada) |
| BEC | Business & Employee Competencies |
| BEC | Best-Effort Connection |
| BEC | Boletim dos Estudos Crioulos (Portugese: Bulletin of Creole Studies) |
| BEC | Business and Enterprise Coaching (UK) |
| BEC | Business Engineering Center |
| BEC | Bell Exchange Company |
| BEC | Bermuda Energy Conservation |
| BEC | British Engineers Club |
| BEC | Buffer & Executive Control |
| BEC | Billing Event Code |
| BEC | Boyd Energy Corporation |
| BEC | Bakery Equipment Companies |
| BEC | Buried Earth Conductor |