| Acronym | Definition |
|---|
| LCE | Low Carbon Energy |
| LCE | London Camera Exchange (UK) |
| LCE | Low Carbohydrate Eating (nutrition) |
| LCE | Life Cycle Engineering |
| LCE | Laughing Crying Emoji |
| LCE | Local Chief Executive (various locations) |
| LCE | Linux Certified Engineer |
| LCE | Loosely Coupled Event |
| LCE | Log Correlation Engine (software) |
| LCE | Liquid Crystalline Elastomer |
| LCE | Lyapunov Characteristic Exponent |
| LCE | Lithium Carbonate Equivalent |
| LCE | London Commodity Exchange |
| LCE | Limited Collector's Edition |
| LCE | Load-Carrying Equipment |
| LCE | Legal Counsel for the Elderly (Washington, DC) |
| LCE | Logistics Combat Element (US Marine Corps) |
| LCE | Launch Complex Equipment (Voyager Science Instrument) |
| LCE | Linux Certified Engineer (Level II Sair Linux and GNU certification) |
| LCE | La Ceiba, Honduras - International (Airport Code) |
| LCE | Life Changing Event (insurance) |
| LCE | Loss Cost Estimate (insurance claims) |
| LCE | La Canada Elementary (California) |
| LCE | Lower Certificate of Education (Malaysia) |
| LCE | Linear Cable Engine (cable handling) |
| LCE | Loop Current Eddy |
| LCE | Lettres et Civilisations Étrangères (French: Foreign Literature and Civilization) |
| LCE | Laser Civil Engineering (est. 1979; UK) |
| LCE | Laboratory for Communication Engineering (University of Cambridge, UK) |
| LCE | Longest Common Extension |
| LCE | Life Cycle Enabling |
| LCE | Logistics Capability Estimator |
| LCE | Line Concentrating Equipment |
| LCE | L-Band Clutter Experiment |
| LCE | Liaison Coordination Element |
| LCE | Laser Communications Equipment |
| LCE | London College of Excellence (UK) |
| LCE | Launch Countdown Exercise |
| LCE | Large Cryogenic Engine |
| LCE | Lempel-Cohn-Eastman (sequence) |
| LCE | Lake Country Elementary (Lake Placid, FL) |
| LCE | Liquid-Cooled Engine |
| LCE | Loss Control Engineering (business unit) |
| LCE | Launcher Control Equipment |
| LCE | Local Communications Environment |
| LCE | Large Complex Enterprise |
| LCE | Lake Country Elite (Hartland, WI) |
| LCE | Loblaw Companies East (Brampton, Ontario, Canada) |
| LCE | Lead Commissioning Engineer |