| Acronym | Definition |
|---|
| KH | Know How |
| KH | Cambodia (Khmer Republic; Internet top level domain) |
| KH | Kingdom Hearts (video game) |
| KH | Key Holder |
| KH | Katie Holmes |
| KH | Kate Hudson (actress) |
| KH | Keyhole |
| KH | Kingdom Hall (Church of Jehovah's Witnesses) |
| KH | Kilowatt-Hours (also kWh) |
| KH | Kelvin Hughes (UK) |
| KH | Krebs-Henseleit (Perfusate) |
| KH | Kill Hannah (band) |
| KH | Hydraulic Conductivity |
| KH | Killing Heidi (band) |
| KH | Krebs-Henseleit Solution |
| KH | Kirk Hammet (lead guitar for band Metallica) |
| KH | Kaufman Hall (Old Dominion University, Norfolk, VA) |
| KH | Katherine Hepburn (actress) |
| KH | Key West to Galveston (routing designation: US Navy) |
| KH | Kenshin Himura (anime) |
| KH | Knights Hospitallers (Knights of Malta) |
| KH | Kagome Higurashi (anime) |
| KH | Karbonat Haerte (German: Carbonate Hardness) |
| KH | Konnur High Road (Chennai, India) |
| KH | Khamis/Higgins Reliability Model |