| AAB | Agence Africaine de Biotechnologie |
|---|---|
| ABT | Advanced Backplane Technology |
| ACT | Advanced Computer Technology |
| ACT | Alternative Control Technology |
| ACT | American Council for Technology |
| ADT | Active Denial Technology |
| ADT | Advanced Data Technologies |
| ADT | Art Design Technology |
| AENAE | holandský technológ |
| ATA | Advanced Technology Attachment |