| Acronym | Definition |
|---|
| AEK | Apple Extended Keyboard |
| AEK | Advanced Electronic Kit (Fluke) |
| AEK | Akavan Erityisalojen Keskusliitto |
| AEK | Alfabetatze Euskalduntze Koordinakundea |
| AEK | Asociación Española de Kyudo (Spanish: Spanish Association of Kyudo) |
| AEK | All Electric Kitchen (home/apartment rental ads) |
| AEK | Athlitiki Enosis Konstantinoupolis (Athens, Athletic Union of Constantinople) |
| AEK | Athlitiki Enosis Kition (Cyprus football team) |
| AEK | Adolph Ernst Knoch (principal author of the concordant version of the New Testament) |
| AEK | Algorithm Encryption Key |
| AEK | Athletic Union Kition (soccer club of Larnaca, Cyprus) |