PIRT
| Acronym | Definition |
|---|---|
| PIRT | Partners in Responsible Tourism (San Francisco Bay Area) |
| PIRT | Police Initial Recruitment Test (UK; also seen as PIR) |
| PIRT | Pretreatment Implementation Review Task Force |
| PIRT | Phosphoinositide-Interacting Regulator of TRP (Transient Receptor Potential Channels; protein) |
| PIRT | Pathologist Investigator Residency Training Program (University of Pittsburgh |
| PIRT | Phenomena/Process Identification and Ranking Table |