| Acronym | Definition |
|---|
| LC | Library of Congress (US) |
| LC | Lake City (ammunition headstamp) |
| lc | Least Concern (IUCN Red List of Threatened Species Lower Risk sub-category) |
| LC | Liquid Crystal |
| LC | Saint Lucia (ISO country code, top level domain) |
| LC | Local Call |
| LC | Low Cost |
| LC | Lower Case |
| LC | Lactation Consultant |
| LC | Letter of Credit |
| LC | Learning Center |
| LC | Louisiana College (Pineville, Louisiana) |
| LC | Lauren Conrad (actress) |
| LC | Life-Cycle |
| LC | Lynchburg College (Virginia) |
| LC | Line Card |
| LC | Lethal Concentration |
| LC | Land Cover |
| LC | Low Carb (low carbohydrate diet) |
| LC | Liberty City (gaming, Grand Theft Auto) |
| LC | Launch Complex |
| LC | Lewis and Clark Community College (Godfrey, IL) |
| LC | Local Currency |
| LC | Laptop Computer |
| LC | Las Cruces (New Mexico town) |
| LC | Lincoln County |
| LC | L-Carnitine |
| LC | League Cup (UK football tournament) |
| LC | Local Control |
| LC | Level Control |
| LC | Left Click |
| LC | Low Carbon |
| LC | Life Coach |
| LC | Library Council |
| LC | Limited Company |
| LC | La Canada (California) |
| LC | Lara Croft (Tomb Raider) |
| LC | Liver Cirrhosis |
| LC | Lieutenant Colonel |
| LC | Leakage Current |
| LC | Locus Coeruleus |
| LC | Lacrosse Club (various locations) |
| LC | Left Center (Stage) |
| LC | Line Conditioner |
| LC | Label Code (IFPI) |
| LC | Labour Court |
| LC | Los Cabos (Mexico) |
| LC | Least Common |
| LC | Long Colt |
| LC | Landing Craft |
| LC | Little Child (Beatles song) |
| LC | Line Control |
| LC | Letter Carrier (Canada Post) |
| LC | Love Canal |
| LC | Lower Class |
| LC | Lacuna Coil (band) |
| LC | Lord Chancellor |
| LC | Listening Comprehension |
| LC | Logan County |
| LC | Lance Corporal |
| LC | Library Computer |
| LC | Level Crossing (UK Ordnance survey map) |
| LC | Lecco, Lombardia (Italian province) |
| LC | Land Contract |
| LC | Legendary Classic (motorcycle) |
| LC | Linear Control |
| LC | Line of Contact |
| LC | Lighting Certified |
| LC | Line Circuit |
| LC | Lotus Connector |
| LC | Leadership Challenge |
| LC | Logical Connection |
| LC | Local Channel |
| LC | Lawrence Central (High School) |
| LC | Learning Collaborative |
| LC | Limited Capability |
| LC | Lower Canada |
| LC | Local Coordinator |
| LC | Line Cost |
| LC | Logic Colloquium |
| LC | Line Charge |
| LC | Leningrad Cowboys (Finnish band) |
| LC | Light Case |
| LC | Load Constant (NIOSH) |
| LC | Logistics Command |
| LC | Letters and Cards (US Postal Service) |
| LC | Lung Center |
| LC | Lucent Connector (fiber optic connector with a 1.25mm ferrule) |
| LC | Low Coupling |
| LC | Letter Contract |
| LC | Linear Coefficient |
| LC | Leaky Cauldron (Harry Potter fan site) |
| LC | Logistics Coordinator |
| LC | Loud & Clear (logging abbreviation) |
| LC | Lansdale Catholic (Pennsylvania) |
| LC | Large Crown (philatelic watermark; British) |
| LC | Listchecker (application) |
| LC | Lake Cowichan (British Columbia, Canada) |
| LC | Inductor-Capacitor circuit (L is the symbol for inductance) |
| LC | Lorentz Contraction (aka time dilation) |
| LC | Lipa City (Batangas, Philippines) |
| LC | Liquid Concentration |
| lc | Loco Citato (Latin) |
| LC | Left-Circular |
| LC | Locked Closed |
| LC | Legal Consolidation |
| LC | Legionnaires of Christ (religious order) |
| LC | Loopback Capability (ATM) |
| LC | Leafcull (gaming, Asheron's Call) |
| LC | Latvia's Way Union |
| LC | Lead Count |
| LC | Lane Controller |
| LC | Lawncrest (Philadelphia neighborhood) |
| LC | Limited Certification |
| LC | Loopback Circuit (HSSI) |
| LC | Laboratory Counsel |
| LC | Late Counter |
| LC | Little Connector (fiber optics) |
| LC | Large Custom Built |
| LC | Lodge Chief (Order of the Arrow, Boy Scouts of America) |
| LC | Lancaster and Chester Railway Company |
| LC | Laboratory Ceiling |
| LC | Lymphocytic Cholangitis |
| LC | Linked Characteristic |
| LC | Launch Cancellation |
| LC | Lampert Connector (fiber optics) |
| LC | Largest Comb (poultry science) |
| LC | L. Ron Hubbard Communicator (Church of Scientology) |
| LC | Logic/Logical Channel |
| LC | Labor Capture |
| LC | Launcher Console |
| LC | Lacking Component |
| LC | Limited Configuration/Coordinating |
| LC | Lattice Computing |
| LC | Liscomb Complex |
| LC | Linfield College (Oregon) |
| LC | Leslie Consulting (New Mexico) |
| LC | Low Class |
| LC | Littoral Combat (US Navy) |
| LC | Liquid Chromatography |
| LC | Lucky Charms |
| LC | Link Connection |
| LC | Lepidoptera of Caucasus Region |
| LC | Linux Computer |
| LC | Low-Carbohydrate (diet) |
| LC | Luther College (Dechorah, Iowa) |
| LC | Love Connection (TV show) |
| LC | Low Compression |
| LC | Lions Club |
| LC | Local Committee |