| AAE | Australian Air Express |
|---|---|
| ABE | Army Background Experiment |
| ABYŽE | aby (expr.) |
| AC | Animal Collective, experimentálna hudobná skupina |
| ADUTNÚŤ | pretromfnúť (expr.) |
| ADUTOL | pretromeol (expr.) |
| AE | American Express |
| AE | Atmospheric Explorer |
| AED | Area of Expertise Database |
| AEM | Application Explorer Mission, tri americké družice určené na diaľkový prieskum Zeme |