| Term | Full Form | Category |
|---|---|---|
| HLH | Hands Like Houses | Others |
| HLH | Haydom Lutheran Hospital | Others |
| HLH | Heavy Lift Helicopters | Others |
| HLH | Heavy Light Heavy | Others |
| HLH | Helix Loop Helix | Others |
| HLH | Hemophagocytic Lymphohistiocytosis HLH | Others |
| HLH | Hormone and Luteinizing Hormone | Others |
| HLH | Hypoplastic Left Heart | Others |
| HLH | Ulanhot, Mainland China | Others |