IACT
| Acronym | Definition |
|---|---|
| IACT | Imaging Air Cherenkov Telescopes (gamma-ray astronomy) |
| IACT | Indiana Association of Cities and Towns |
| IACT | International Association of Counselors and Therapists |
| IACT | International Alliance for Compatible Technology |
| IACT | International Association for Chemical Testing |
| IACT | Idaho Association of County Treasurers |
| IACT | International Association of Colon Therapy |
| IACT | International Association for Colon Hydrotherapists |
| IACT | InterActive Communication & Training |