| Acronym | Definition |
|---|
| PBT | Provider Backbone Transport (networking technology adding determinism to ethernet) |
| PBT | Polybutylene Terephthalate |
| PBT | Permian Basin Royalty Trust (Bank of America) |
| PBT | Profit Before Tax |
| PBT | Pemberton (Amtrak station code; Pemberton, British Columbia, Canada) |
| PBT | Paper Based Test (education) |
| PBT | Pediatric Brain Tumor |
| PBT | Pro Basketball Talk (National Broadcasting Company) |
| PBT | Push Button Technology |
| PBT | Profiler Binary Table |
| PBT | Provider Backbone Transport |
| PBT | Preliminary Breath Test(ing) |
| PBT | Persistent Bioaccumulative Toxic (chemical) |
| PBT | Pittsburgh Ballet Theatre (Pennsylvania) |
| PBT | Powder Blue Tang (fish) |
| PBT | Problem Behavior Theory (psychology) |
| PBT | Phlebotomy Technician |
| PBT | Plan B Technologies (Bowie, MD) |
| PBT | Petroleum Business Tax (New York) |
| PBT | Pacific Business Trust (New Zealand) |
| PBT | Pit Bull Terrier |
| PBT | Proton Beam Therapy |
| PBT | Parentage Based Tagging |
| PBT | Personal Best Time (sports) |
| PBT | Push Button Telephone |
| PBT | Performance-Based Training |
| PBT | Portable Breath Tester |
| PBT | Payback Time |
| PBT | Philadelphia Business Today (Philadelphia, PA) |
| PBT | Piebald Trait (Piebaldism) |
| PBT | Polybenzothiazole |
| PBT | Plate Brake Tester (equipment) |
| PBT | Passenger Booking Total (airline) |
| PBT | Peanut Butter Time |
| PBT | Pulsing Bladeturn (gaming) |
| PBT | Pebete (Argentina, sandwich type) |
| PBT | prostate brachytherapy |
| PBT | Peterborough Bus Times (UK) |
| PBT | Peribronchial Thickening (radiology) |
| PBT | Pay by Transaction (United Kingdom) |
| PBT | Paperback/Trade |
| PBT | Polyclinique Bordeaux Tondu (French private clinic; est. 1914; Bordeaux, France) |
| PBT | Presaturation Bolus Tracking |