| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Forms, Ternary | No definition provided | Christopher Rauch | 2023.12.01 |
| Forms, Trilinear | No definition provided | Christopher Rauch | 2023.12.01 |
| Formularies, Medical | No definition provided | Christopher Rauch | 2023.12.01 |
| Fornacite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Fornax dwarf spheroidal galaxy | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Fornovo, Battle of, 1495 | No definition provided | Christopher Rauch | 2023.12.01 |
| Forsterite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Fort Fisher, Bombardment of, 2d, 1865 | No definition provided | Christopher Rauch | 2023.12.01 |
| Fort Fisher expedition | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortification | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortification, Field | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortification, Primitive | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortification--U.S. | No definition provided | Christopher Rauch | 2023.12.01 |
| Forts | No definition provided | Christopher Rauch | 2023.12.01 |
| Fort Stevens, D.C., Battle of, 1864 | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortune | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortunes | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortune, Soldiers of | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortune-telling | No definition provided | Christopher Rauch | 2023.12.01 |
| Fortunetelling | No definition provided | Christopher Rauch | 2023.12.01 |