TCIA
| Acronym | Definition |
|---|---|
| TCIA | Tree Care Industry Association (formerly National Arborist Association) |
| TCIA | Tennessee Commission of Indian Affairs (Nashville, TN) |
| TCIA | This Clan Is Awesome (gaming) |
| TCIA | Transportation Concurrency Improvement Area |
| TCIA | Target-Controlled Infusion of Alfentanil (analgesia) |
| TCIA | Torque Converter Interrupt Actuator |