| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Presidents--Election | No definition provided | Christopher Rauch | 2023.12.01 |
| Presidents--U.S. | No definition provided | Christopher Rauch | 2023.12.01 |
| Presidents--U.S.--Biography | No definition provided | Christopher Rauch | 2023.12.01 |
| Presidents--U.S.--Election | No definition provided | Christopher Rauch | 2023.12.01 |
| Presidents--U.S.--Inauguration | No definition provided | Christopher Rauch | 2023.12.01 |
| Presidents--U.S.--Powers and duties | No definition provided | Christopher Rauch | 2023.12.01 |
| Pre-solar nebulae | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Press | No definition provided | Christopher Rauch | 2023.12.01 |
| Press censorship | No definition provided | Christopher Rauch | 2023.12.01 |
| Press clippings | No definition provided | Christopher Rauch | 2023.12.01 |
| Presses, Hydraulic | No definition provided | Christopher Rauch | 2023.12.01 |
| Presses, Printing | No definition provided | Christopher Rauch | 2023.12.01 |
| Press-gangs | No definition provided | Christopher Rauch | 2023.12.01 |
| Pressing machinery | No definition provided | Christopher Rauch | 2023.12.01 |
| Pressing of garments | No definition provided | Christopher Rauch | 2023.12.01 |
| Press law | No definition provided | Christopher Rauch | 2023.12.01 |
| Press telegrams | No definition provided | Christopher Rauch | 2023.12.01 |
| pressure | Force per unit area. | Ryan McGranaghan | 2023.04.16 |
| pressure | a [force](https://n2t.net/99152/h1431) per unit area. | Shein Kim | 2023.03.27 |
| Pressure | No definition provided | Ryan McGranaghan | 2023.04.16 |