AECB
| Acronym | Definition |
|---|---|
| AECB | Acute Exacerbation of Chronic Bronchitis |
| AECB | Atomic Energy Control Board |
| AECB | Association for Environment Conscious Building (est. 1989; UK) |
| AECB | Association for the Export of Canadian Books (est. 1972; Ottawa, Ontario, Canada) |
| AECB | Arms Export Control Board |
| AECB | Asociación de Estudiantes de Ciencias Básicas (Beginning Students of Sciences Association, Guatemala) |