| Abbreviation | Definition |
|---|---|
| ASMC | Advanced Semicondustor Manufacturing Corporation |
| ASMD | Aerospace Sheet Metal Design |
| ASME | American Society of Mechanical Engineers |
| ASQ | American Society for Quality |
| ASR | Advance Stock Reconciliation |
| ASR | Articular Surface Replacement |
| ATA | Assembly Terminal Assignment |
| ATA | Air Transport Association |
| ATA | Air Transportation (Transport) Association |
| ATC | Automatic Tool Changer |
| ATC | Automatic Transfer Carrier |
| ATM | Acrylic Tank Manufacturing |
| ATM | Advanced Technical Material |
| ATMAC | American Trade Manufacturing Action Coalition |
| ATN | Administrative Tracking Number |
| ATR | Transmission Remanufacturing |
| ATV | All-terrain vehicles |
| ATV | Automated Transport Vehicle |
| AWA | Advanced Work Authorization |
| AWWI | American Wood Window Institute |