| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Hydrobiotite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydroboracite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrobromic acid | No definition provided | Christopher Rauch | 2023.12.01 |
| hydrobromous acid | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrocalcite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrocalumite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| hydrocarbon | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrocarbons | No definition provided | Christopher Rauch | 2023.12.01 |
| Hydrocele | No definition provided | Christopher Rauch | 2023.12.01 |
| Hydrocephalus | No definition provided | Christopher Rauch | 2023.12.01 |
| Hydrocerussite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrochemical talik | A layer or body of cryotic (but unfrozen) ground in a permafrost area, maintained by moving mineralized groundwater | GCW Glossary | 2023.03.27 |
| Hydrochemical talik | A layer or body of cryotic (but unfrozen) ground in a permafrost area, maintained by moving mineralized groundwater. | GCW Glossary | 2023.03.27 |
| Hydrochlorborite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrochloric acid | No definition provided | Christopher Rauch | 2023.12.01 |
| hydrochlorofluorocarbon | No definition provided | Ryan McGranaghan | 2023.04.16 |
| hydrochlorous acid | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydroclimatology | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Hydrocyanic acid | No definition provided | Christopher Rauch | 2023.12.01 |
| Hydrocyanic acid, Physiological effect of | No definition provided | Christopher Rauch | 2023.12.01 |