| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Pulse family | No definition provided | Christopher Rauch | 2023.12.01 |
| pulse length | No definition provided | Ryan McGranaghan | 2023.04.16 |
| pulse spreading | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pultowa, Battle of, 1709 | No definition provided | Christopher Rauch | 2023.12.01 |
| pumice | Light-colored, frothy volcanic rock, usually of dacite or rhyolite composition, formed by the expansion of gas in erupting lava. Commonly seen as lumps or fragments of pea-size and larger, but can als o occur abundantly as ash-sized particles. | Ryan McGranaghan | 2023.04.16 |
| Pumpellyite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumpellyite (Al) | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumpellyite (Fe++) | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumpellyite (Fe+++) | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumpellyite (Mg) | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumpellyite (Mn++) | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumping machinery | No definition provided | Christopher Rauch | 2023.12.01 |
| Pumping stations | No definition provided | Christopher Rauch | 2023.12.01 |
| pumping well | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Pumps | No definition provided | Christopher Rauch | 2023.12.01 |
| Punch and Judy | No definition provided | Christopher Rauch | 2023.12.01 |
| Punching machinery | No definition provided | Christopher Rauch | 2023.12.01 |
| Punctuation | No definition provided | Christopher Rauch | 2023.12.01 |
| Punica granatum | No definition provided | Christopher Rauch | 2023.12.01 |
| Punic war, 1st, B.C. 264--241 | No definition provided | Christopher Rauch | 2023.12.01 |