| programme | program |
| Programme for International Student Assessment | PISA |
| Programmed Data Processor | PDP |
| programmer | programista |
| Programmers day | Dzień Programisty |
| programming | programowanie |
| programming language | język |
| Programming language dialect | Dialekt |
| Programming paradigm | Paradygmat programowania |
| Programmmming language | J�zyk programowania |
| progress | postęp |
| progress line | wykres |
| Progress Software | Progress |
| Progress spacecraft | Progress |
| Progress tax | Podatek progresywny |
| Progressive cavity pump | Pompa kawitacyjna |
| Progressive Conservative Party of Canada | Progresywno-Konserwatywna Partia Kanady |
| Progressive Judaism | Judaizm liberalny |
| Progressive metal | Metal progresywny |
| Progressive Party of Working People | Postępowa Partia Ludzi Pracy |
| Progressive rock | Rock progresywny |
| Progressive Socialist Party of Ukraine | Postępowa Partia Socjalistyczna Ukrainy |
| Progressive utilization theory | PROUT |
| Proguanil | Prokwanil |
| Prohairesis | Prohaireza |
| prohibit | zabraniać |
| prohibition | zakaz |
| Proinsulin | Proinsulina |
| project | projekt |
| Project Blackbox | Blackbox |
| Project Blue Book | Project Blue Book |
| Project Constellation | Program Constellation |
| Project Daedalus | Projekt Dedal |
| project design | projekt |
| Project Excelsior | Project Excelsior |
| Project for the New American Century | Project for the New American Century |
| Project Gemini | Program Gemini |
| Project Gutenberg | Projekt Gutenberg |
| Project Habakkuk | HMS Habbakuk |
| Project Management Body of Knowledg | PMBOK |
| Project Management Body of Knowledge | PMBOK |
| Project Management Institute | Project Management Institute |
| Project Mercury | Program Mercury |
| Project MKULTRA | MKULTRA |
| Project Nike | Nike |
| Project Orion | Program Orion |
| Project Pluto | Pluton |
| Project Prometheus | Program Prometeusz |
| Project Rastko | Projekt Rastko |
| Project Runeberg | Projekt Runeberg |
| Project Sign | Project Sign |
| Project Xanadu | Xanadu |
| Projection-valued measure | Hermitowska miara spektralna |
| projectionist | kinooperator |
| Projective transformation | Geometria rzutowa |
| Projects in the Jungle | Projects in the Jungle |
