| Acronym | Definition |
|---|
| LHS | Lincoln High School (Lincoln, Nebraska) |
| LHS | Liberty High School (USA) |
| LHS | Left Hand Side |
| LHS | Lawrence Hall of Science (UC Berkeley museum) |
| LHS | Life History Strategy (relationship satisfaction predictor) |
| LHS | Lexington High School (USA) |
| LHS | Lawrence High School (Massachusetts) |
| LHS | Lakewood High School (various USA locations) |
| LHS | Latent Heat Storage |
| LHS | Local History Society (various organizations) |
| LHS | Lafayette High School |
| LHS | Lebanon High School (USA) |
| LHS | Liquid Hand Soap (cleaning product) |
| LHS | Lakeland High School |
| LHS | Lynnwood High School (Lynnwood, WA) |
| LHS | Lewisville High School |
| LHS | Lowell High School |
| LHS | Londonderry High School (New Hampshire) |
| LHS | Lakeside High School (Atlanta, GA) |
| LHS | Logan High School |
| LHS | Livingston High School (various locations) |
| LHS | Lindbergh High School (Renton, Washington) |
| LHS | Lynbrook High School (San Jose, California) |
| LHS | Laurel High School (Laurel, MD) |
| LHS | Littlestown High School (Littlestown, PA) |
| LHS | Liverpool High School (NY) |
| LHS | Loveland High School (Colorado) |
| LHS | Latin Hypercube Sampling |
| LHS | Leander High School (Leander, TX) |
| LHS | Lakeview High School (USA) |
| LHS | Logansport High School (Indiana) |
| LHS | Load Handling System |
| LHS | Lakewood Historical Society (various locations) |
| LHS | Legacy High School (Sparks, Nevada) |
| LHS | Lung Health Study |
| LHS | Littleton High School (USA) |
| LHS | Lassiter High School (Marietta, Georgia) |
| LHS | Lourdes Health System (New Jersey) |
| LHS | Lasalle High School (Cincinnati, OH, USA) |
| LHS | Liquid Handling System (biotechnology) |
| LHS | Lincoln Health System (North Carolina) |
| LHS | Linia Hutnicza Szerokotorowa (Zamosc, Poland) |
| LHS | Lake Hospital System (Ohio) |
| LHS | Lubbock High School (Lubbock, TX, USA) |
| LHS | Lakeridge High School (Lake Oswego, OR) |
| LHS | Langley High School (Virginia) |
| LHS | Largo High School (Largo, FL) |
| LHS | Leonardtown High School (Maryland) |
| LHS | Left Hemisphere Stroke (cardiology) |
| LHS | Longmont Humane Society (Longmont, Colorado) |
| LHS | Linden High School (Linden, Michigan) |
| LHS | Lahainaluna High School (Maui, Hawaii) |
| LHS | Lompoc High School (California) |
| LHS | Livermore High School |
| LHS | Loyola High School |
| LHS | Local History Services (Indiana Historical Society) |
| LHS | Landstown High School (Virginia Beach, Virginia) |
| LHS | Local Hobby Store |
| LHS | Lourdes High School (Rochester, MN) |
| LHS | Leicester High School |
| LHS | Lyman High School |
| LHS | Larkin High School (Illinois) |
| LHS | HEMTT Load Handling System |
| LHS | Lely High School (Naples, Florida) |
| LHS | Linganore High School (Frederick, MD) |
| LHS | Longwood High School (New York) |
| LHS | Loara High School (Anaheim, CA) |
| LHS | Loudon High School (Tennessee) |
| LHS | Leyden High School (Franklin Park, Illinois) |
| LHS | Liquide Hydraulique Synthétique (French: Synthetic Hydraulic Fluid) |
| LHS | Livonia High School (USA) |
| LHS | Leigh Howard Stevens (marimba artist) |
| LHS | Ludington High School (Michigan, USA) |
| LHS | Lopez High School (Brownsville, TX) |
| LHS | Lansdowne High School (Baltimore, Maryland) |
| LHS | Lockview High School |
| LHS | La Grange High School (La Grange, Texas) |
| LHS | Labrador Heritage Society (est.1976; Canada) |
| LHS | Lincolnton High School (Lincolnton, NC) |
| LHS | Loughborough High School (Loughborough, Leicestershire, UK) |
| LHS | Ladywood High School (Livonia, MI) |
| LHS | Let's Have Sex |
| LHS | Lowry High School (Winnemucca, NV) |
| LHS | Lilydale High School (Victoria, Australia) |
| LHS | Life Health Safety |
| LHS | Leechburg High School (Pennsylvania) |
| LHS | Luxury High-Performance Sedan |
| LHS | Larmier Humane Society (Colorado) |
| LHS | Lund High School (Lund, Nevada) |
| LHS | Leamington High School |