KH
- .kh
- Bad Kreuznach
- Borehamwood
- Cambodia
- Electricity meter
- Evrytania
- Henry's law
- KH (hardness)
- KH 233
- Kalevi Heikkinen
- Kamal Haasan
- Kata'ib Hezbollah
- Kelvin–Helmholtz instability
- Key Hole
- Kh (digraph)
- Kh (tramcar)
- Khornerstone
- Kurepa tree
- Kutná Hora District
- Kyustendil
- List of NATO reporting names for air-to-surface missiles
- Potassium hydride
- Royal Guelphic Order
- The King's Hospital