| Acronym | Definition |
|---|
| LH | Left Hand |
| LH | Lithuania |
| LH | Lufthansa (Airline Code) |
| LH | La Hora (Guatemalan newspaper) |
| LH | Luteinizing Hormone (same as ISCH) |
| LH | Long-Haul |
| LH | Lecture Hall (various schools) |
| LH | Lauryn Hill (musician) |
| LH | Lower Half |
| LH | Love Hurts |
| LH | Light House |
| LH | Love Hina (Anime) |
| LH | Laguna Hills (California city) |
| LH | Liquid Hydrogen |
| LH | Latent Heat |
| LH | Leutinizing Hormone |
| LH | Leipzig/Halle (Airport, Germany) |
| LH | Local Host (networking) |
| LH | Lifehouse (band) |
| LH | Labor-Hour (Contract) |
| LH | Laurel Hill (North Carolina city) |
| LH | Living Hell |
| LH | Learned Helplessness (psychology) |
| LH | Learning Handicapped |
| LH | Lightly Hinged (philatelic auction term) |
| LH | Low Head |
| LH | Lost Horizon |
| LH | Light Helicopter |
| LH | Load High (MS-DOS config.sys statement) |
| LH | Lysyl Hydroxylase |
| LH | Line Haul |
| LH | Lernout & Hauspie (speech recognition software firm) |
| LH | Load Halfword (IBM) |
| LH | Line Hunting |
| LH | Link Header (TMN) |
| LH | LionHearts (Ragnarok Online gaming clan) |
| LH | Lashon Hara |
| LH | Last Horizon (online gaming) |
| LH | Landing Helicopter |
| LH | Lebanese Hezbollah |
| LH | l'Hôpital's Rule (calculus) |
| LH | Link Handler |
| LH | Leading Hands |
| LH | London Hydro |
| LH | Loud House (Nintendo chat room) |
| LH | Lima-Hamilton Corporation (locomotive manufacturer) |
| LH | Lazyhuff (algorithm for calculating minimum-redundancy codes) |