| Hydrokultur | hydroponics |
| Hydrometer | hydrometer |
| Monokultur | monoculture |
| Hortikultur | horticulture |
| Hochkultur | advanced civilization |
| Hydroxyl | hydroxyl |
| Hydraulik | hydraulics hydraulic system |
| Hydrogenium | hydrogen |
| Hydrologe | hydrologist |
| Hydrolyse | hydrolysis |
| Indus-Kultur | Indus Valley Civilization |
| Permakultur | permaculture |
| Popkultur | popular culture |
| Rapskultur | rape culture |
| Repskultur | rape culture |
| Aquakultur | aquaculture |
| Gegenkultur | counterculture |
| Kultur | culture civilization |
| Leitkultur | (pre)dominant culture |
| Subkultur | subculture |