| Acronym | Definition |
|---|
| LCM | Least Common Multiple |
| LCM | Lowest Common Multiple |
| LCM | Life Cycle Management |
| LCM | London College of Music (Thames Valley University) |
| LCM | Laser-Capture Microdissection |
| LCM | Lighting Control Module |
| LCM | Liquid Crystal Module |
| LCM | Lymphocytic Choriomeningitis |
| LCM | Long Course Meters (swimming) |
| LCM | Leeds College of Music (UK) |
| LCM | Lower of Cost or Market (accounting) |
| LCM | Liquid Crystal Display Module |
| LCM | Liquid Composite Molding (simulation software) |
| LCM | Landing Craft, Mechanized |
| LCM | Life Cycle Model |
| LCM | Little Cypress-Mauriceville High School (Orange, TX) |
| LCM | Life Cycle Manager (SPAWAR) |
| LCM | Leadership and Change Management (various organizations) |
| LCM | Loss Cost Multiplier (insurance) |
| LCM | Large Core Memory |
| LCM | Liquid Composite Molding |
| LCM | Left Click Menu |
| LCM | Linux Cluster Manager |
| LCM | Lat Computer Manager |
| LCM | Login Client Module |
| LCM | Life Cycle Methodology |
| LCM | Lat Communications Manager |
| LCM | Landesk Configuration Manager |
| LCM | Lost Circulation Material (oil drilling) |
| LCM | Lutheran Church of the Master (various organizations) |
| LCM | Louisiana Children's Museum |
| LCM | Loss Control Management (business accountability) |
| LCM | Landing Craft Medium |
| LCM | Letalski Center Maribor (Slovenian flight center) |
| LCM | Left Costal Margin |
| LCM | Sisters of the Little Company of Mary (religious order) |
| LCM | Leadership Competency Model (various organizations) |
| LCM | London Canal Museum (UK) |
| LCM | Living Computer Museum (Seattle, WA) |
| LCM | Loose Cubic Meter (metric measurement) |
| LCM | Life Cycle Monitoring (marine conservation) |
| LCM | Leather Case for Motorola (cell phones) |
| LCM | Line Control Module |
| LCM | Large-Capacity Magazine (guns) |
| LCM | Lawton Chiles Middle (Lakeland, FL) |
| LCM | Local Church Ministry |
| LCM | Large Case Management |
| LCM | Lead Containing Material |
| LCM | Live Current Media (Canada) |
| LCM | Logistics Cost Management (supply chain) |
| LCM | Live Country Music |
| LCM | Loss Control Manual (various organizations) |
| LCM | Love, Courtship and Marriage |
| LCM | Low Cost Media |
| LCM | Liaison Committee Meeting (Organization for Economic Co-operation and Development) |
| LCM | Lotsoff Capital Management (Chicago, IL) |
| LCM | Low Cost Move |
| LCM | LEAF Creation Method (Escrowed Encryption Standard) |
| LCM | Legal & Compliance Management (various companies) |
| LCM | Laser Countermeasure(s) |
| LCM | Latitude Capital Management (French asset management company) |
| LCM | Legal Costs Management (UK) |
| LCM | Line Concentrating Module |
| LCM | logical computing machine (aka Turing machine) |
| LCM | Loyal Clan Member (gaming) |
| LCM | Logistics Community Manager |
| LCM | Light Carrying Medium (presumably coined by astronomer Tom Van Flandern) |
| LCM | Logic Control Module |
| LCM | Liquid Cooling Module |
| LCM | Line Cost Model (Sprint) |
| LCM | Level Converter Module |
| LCM | Launch Confirmation Message |
| LCM | Lyreco Core Model |
| LCM | Locally Corrected Nystrom Method |
| LCM | Lens-CCD Module |
| LCM | Linear Coded Modulation |
| LCM | Line Carrier Module |
| LCM | Lake Champlain and Moriah (railroad) |