English abbreviations from ptsa to ptx
- PTSA (Parent Teacher Student Association)
- PTSD (Post-Traumatic Stress Disorder)
- PTS-DOS (PhysTechSoft - Disk Operating System)
- PTSET (Production Test Setter)
- PTSR (Post-mobilization Training Support Requirement)
- PTT (Push-to-talk)
- PTTA (Professional Therapists' Training Academy)
- PTTC (Petroleum Technology Transfer Council, United States)
- PTTF (Parents and Teachers of Thorntons Ferry)
- PTTI (Precise Time and Time Interval)
- PTTP (Power To The People)
- PTTS (Professional Tarpon Tournament Series)
- PTU (Platinum Airport)
- PTUEZ (Pemberton Township Urban Enterprise Zone)
- PTUI (Plain-Text User Interface ("pa-too-ey") (cf CLI))
- Ptur. (Praefertur ("Is preferred", or, "Is brought forward"))
- Ptus. (Praefatus ("Aforesaid"))
- PTV (Porterville Municipal Airport)
- PTW (Permit to Work)
- PTWU (Post and Telecommunications Workers' Union)
- PTX (Experimental Patrol Torpedo Boat)