| Acronym | Definition |
|---|
| LKH➣Landeskrankenhaus (German: national hospital) |
| LKH➣Logical Key Hierarchy |
| LKH➣Landsforeningen for Kosthold og Helse (Norwegian: National Association for Nutrition and Health; Norway) |
| LKH➣Lord Kaho Horns (gaming, Ragnarok) |
| LKH➣Lindbergh Kidnapping Hoax |
| LKH➣Lock and Key Hypothesis (enzymes) |