| Abbreviation | Definition |
|---|---|
| PT | Personal Trainer |
| PT | Physical Terrorist |
| PT | Physical Therapist |
| PT | Physical Torturer |
| PT | Preferential Treatment |
| PTA | Personal Travel Assistant |
| PTB | Physical Therapy Board |
| PTC | Professional Technical And Clerical |
| PTC | Professional, Technical, and Clerical |
| PTD | Professional Technical Development |
| PTF | Part Time Flexible |
| PTFP | Part-Time First Professional |
| PTI | Part-Time Instructor |
| PTJ | Part Time Job |
| PTK | Prime Time Kings |
| PTMD | Part Time Marketing Director |
| PTO | Paid Time Off |
| PTO | Public Telephone Operator |
| PTOE | Professional Traffic Operations Engineer |
| PTP | Professional Tax Planner |