| Acronym | Definition |
|---|
| APEC | Asia-Pacific Economic Cooperation |
| APEC | Association pour l'Emploi des Cadres (French: Association for the Use of Frames) |
| APEC | Applied Power Electronics Conference |
| APEC | All Purpose Electronic Computer |
| APEC | Atlantic Provinces Economic Council (Canada) |
| APEC | Asia Pacific Economic Conference |
| APEC | Avian Pathogenic Escherichia Coli |
| APEC | Asia Pacific Economic Council |
| APEC | Acción Pro Educación y Cultura (Dominican Republic) |
| APEC | Australia Pushing Export Coal (Greenpeace) |
| APEC | Alliance for the Preservation of English in Canada |
| APEC | American Printing and Envelope Company |
| APEC | Action Programme on the Elimination of Child Labour |
| APEC | Acquisition Planning Executive Council |
| APEC | All-Purpose Environmental Camouflage (US DoD) |
| APEC | Association for the Preservation of English in Canada |
| APEC | Asian-Pacific Employees Committee |
| APEC | Aircrew Protection Executive Committee |
| APEC | Aircrew Protection Executive Council (USAF) |
| APEC | Access, Process, Employ, and Collaborate (intelligence community) |
| APEC | Automated Petroleum and Energy Company, Inc |
| APEC | Asociación de Productores Ecologicos del Centro (Spanish: Association of Central Ecological Producers; Peru) |