| AECT | Academic Excellence Challenge Team 
| Others |
| AECT | Adult Education and Communications Technology
| Others |
| AECT | Advanced Earthen Construction Technologies
| Others |
| AECT | Advanced Electronically Controlled Transmission
| Others |
| AECT | Advancement of Electonic Commerce Technology
| Others |
| AECT | Advancement of Electronic Commerce Technologies
| Others |
| AECT | Agricultural Education Communications and Technology
| Others |
| AECT | Association for Educational Communication and Technology
| Others |
| AECT | Association for Educational Communications and Technology
| Others |
| AECT | Association of Electric Companies of Texas
| Others |
| AECT | Atlas End Cap Toroid magnet
| Others |
| AECT | Auckland Energy Consumer Trust
| Others |
| AECT | Automotive Excellence Cluster Timisoara
| Others |