| Parallaxensekunde | parallax second |
| Parabolantenne | satellite dish |
| Parallaxe | parallax |
| Bogensekunde | second of arc |
| Piratensender | pirate radio station pirate transmitter |
| Amperesekunde | coulomb |
| Millisekunde | millisecond |
| Quadratsekunde | second |
| Schaltsekunde | leap second |
| Algenkunde | algology |
| Pflanzenkunde | botany |
| Rassenkunde | study of race |
| Paracel-Inseln | Paracel Islands |
| Paragleiten | paragliding |
| paradoxerweise | paradoxically |
| Paragrafenzeichen | section sign |
| Parallele | parallel |
| Parallelepiped | parallelepiped |
| Parallelismus | parallelism |
| Parallelspiel | parallel play |