| Acronym | Definition |
|---|
| ATRT➣Atypical Teratoid/Rhabdoid Tumor |
| ATRT➣All The Right Type |
| ATRT➣All Terrain Recon Transport (Star Wars) |
| ATRT➣Automated Test and Re-Test (software testing; US Navy) |
| ATRT➣Automation and Technology Round Table (Texas Library Association) |
| ATRT➣Anti-Transmit/Receive Tube |
| ATRT➣Average Token Rotation Time |