| Acronym | Definition |
|---|
| PPT | Parts Per Thousand |
| PPT | Parts Per Trillion |
| PPT | Power Point File format/extension (Microsoft) |
| PPT | Postponed (baseball) |
| Ppt | Precipitate (chemistry) |
| PPT | Percentage Points (financial reports) |
| PPT | Presidential Prayer Team |
| PPT | Patria Para Todos (Homeland for All, political party) |
| PPT | Plunge Protection Team |
| PPT | Personal Property Tax |
| PPT | President Pro Tempore |
| PPT | Professional Poker Tour |
| PPT | Pulsed Plasma Thruster |
| PPT | Planned Parenthood of Toronto |
| PPT | Program Properties Table (MVS Operating System) |
| PPT | Pay-Per-Transaction |
| PPT | People's Party of Timor (East Timor) |
| PPT | Pacific Prevailing Time |
| PPT | Positive Partial Transpose |
| PPT | Processing Program Table (CICS) |
| PPT | Peak Power Tracker |
| PPT | Program Planning Team |
| PPT | Pre-Production Test |
| PPT | Pink Poogle Toy (website) |
| PPT | Personal Productivity Tool (usually meaning a personal computer) |
| PPT | Precision Position Tracker (optical tracking system used in virtual reality) |
| PPT | Princess Peach Toadstool (Mario Games) |
| PPT | Planning & Placement Team |
| PPT | Punkter Per Tomme (Norwegian: Dots Per Inch) |
| PPT | Public Pay Telephone |
| PPT | Precision Pressure Transducer |
| PPT | Powered Pallet Truck |
| PPT | Primitive Pythagorean Triple (ordered triple of relatively prime integers that satisfy the Pythagorean theorem) |
| PPT | Program Processing Table |
| PPT | Pupil Personnel Team |
| PPT | Pulse Pair Timing |
| PPT | Process Project Teams |
| PPT | Precision Pad Technology |
| PPT | Personally Procured Transportation |
| PPT | Propagation Prediction Tool |
| PPT | Production Prove-out Test |
| PPT | Post Production Test |
| PPT | Partners for Public Transportation |
| PPT | Program Performance Test |
| PPT | Principles and Parameter Theory |
| PPT | Physical Prototyping Team |
| PPT | Product Positioning Time |
| PPT | Pass Prediction Table |
| PPT | Paid Part-Timer |
| PPT | Partial Prothrombine Time |
| PPT | Papeete, French Polynesia - International Tahiti-Faaa (Airport Code) |
| PPT | Petroleum Profit Tax Act of 1959 (Nigeria) |