| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Hohmannite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hoisting machinery | No definition provided | Christopher Rauch | 2023.12.01 |
| Holdawayite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holdenite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holfertite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holidays | No definition provided | Christopher Rauch | 2023.12.01 |
| Holidays--Bibl | No definition provided | Christopher Rauch | 2023.12.01 |
| Holiness | No definition provided | Christopher Rauch | 2023.12.01 |
| Hollandite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hollingworthite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holloman_Air_Force_Base | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hollow brick | No definition provided | Christopher Rauch | 2023.12.01 |
| Holly | No definition provided | Christopher Rauch | 2023.12.01 |
| Holmberg radius | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holmes’ | No definition provided | Christopher Rauch | 2023.12.01 |
| Holmes’ comet | No definition provided | Christopher Rauch | 2023.12.01 |
| Holmium stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holmium stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holmium stars | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Holmquistite | No definition provided | Ryan McGranaghan | 2023.04.16 |