THAD
| Acronym | Definition |
|---|---|
| THAD | Transient Hepatic Attenuation Difference (radiology) |
| THAD | Total Heat-Affected Depth |
| THAD | Theater High Altitude Defence |
| THAD | Toronto Homes for the Aged Division (Toronto, Ontario, Canada) |
| THAD | Talking Head Avoidance Device (creative writing technique) |