| Acronym | Definition |
|---|
| LCH | Launch |
| LCH | Langerhans Cell Histiocytosis (medicine; immune system disorder) |
| LCH | Long Transport Channel |
| LCH | Light Combat Helicopter |
| LCH | Latch |
| LCH | Landing Craft, Heavy (vessel) |
| LCH | London Clearing House |
| LCH | Ligue Canadienne de Hockey (Canadian Hockey League) |
| LCH | Low Cost Housing (International, Ltd; Calgary, AB, Canada) |
| LCH | Limited Criminal History (Indiana) |
| LCH | London Chest Hospital (UK) |
| LCH | Lesserian Curative Hypnotherapy (UK) |
| LCH | Love Chapel Hill (North Carolina) |
| LCH | Lake Charles, LA, USA - Municipal (Airport Code) |
| LCH | Leydig Cell Hypoplasia |
| LCH | Lambretta Club Hellas |
| LCH | Locally Compact Hausdorff (topological space) |
| LCH | Low Cost Heuristic |
| LCH | Least Virtual Hop |
| LCH | Leader Channel |
| LCH | Licentiatus Chirurgiae (Licentiate In Surgery) |