| Acronym | Definition |
|---|
| MCD | Minor Civil Division |
| MCD | Municipal Corporation of Delhi |
| MCD | McDonalds (restaurant) |
| Mcd | Macedonian (linguistics) |
| MCD | Mad Cow Disease |
| MCD | Marine Corps District |
| MCD | Modèle Conceptuel de Données (French: Conceptual Model of Data) |
| MCD | Magnetic Circular Dichroism |
| MCD | Murder City Devils (band) |
| MCD | Minimal-Change Disease |
| MCD | Multiple Carboxylase Deficiency (genetic metabolic disorder) |
| MCD | Millicandelas |
| MCD | Mini Client Driver (Microsoft/OpenGL) |
| MCD | Mobile Computing Device |
| MCD | Massimo Comun Divisore (Italian mathematical term) |
| MCD | More Core Division (clothing) |
| MCD | Motor Carrier Division (Michigan State Police) |
| MCD | Medical Care Development, Inc. (Augusta, ME) |
| MCD | macular corneal dystrophy |
| MCD | Medical Care Development International (Augusta, ME) |
| MCD | Machine Control Data |
| MCD | Multimedia Cartridge Drive |
| MCD | Medical Crew Director |
| MCD | Minimum Cost Design |
| MCD | Mobile Communications Device |
| MCD | Magnetic Chip Detector (jet engine) |
| MCD | Mason Conservation District (Shelton, WA) |
| MCD | Molecular Coincidence Detection |
| MCD | Micro Candela (SI unit of luminous intensity) |
| MCD | Master of Community Development (various universities) |
| MCD | Mean Corpuscular Diameter |
| MCD | Mobile Communications Division |
| MCD | Managed Care Division |
| MCD | Main Cabin Door (aviation) |
| MCD | Management Control Division (Police Internal Affairs) |
| MCD | Microstrategy Certified Developer (certification) |
| MCD | Missile Countermeasures Device (Bradley Fighting Vehicle) |
| MCD | Master Career Director (Career Directors International) |
| MCD | Manipulative Communication Deception |
| MCD | Municipal Construction Division (EPA) |
| MCD | Minimal Control Dependencies |
| MCD | Masters of Communication Disorders (college degree) |
| MCD | Main Contractors Discount |
| MCD | Mouvement Congolais pour la Démocratie (Congolese Movement for Democracy) |
| MCD | Magnetic Coupling Device |
| MCD | Midwest Computer Depot (Hibbing, MN) |
| MCD | Monthly Climatological Data |
| MCD | Main Contractor's Discount (construction) |
| MCD | Mean Corrective Downtime |
| MCD | Machine Code Detection |
| MCD | Mesocyclone Discussion (Storm Prediction Center, Norman, OK) |
| MCD | Marine Corps Combat Diver Course |
| MCD | Mission Change Data |
| MCD | Mechanical Completion Date |
| MCD | Minimum Chargeable Duration |
| MCD | Main Charge Disruptor |
| MCD | Multiple Cropping Department |
| MCD | Mines, Countermines, and Demolitions |
| MCD | Medical Commodity Directorate |
| MCD | Message Composition Device |
| MCD | Monthly Cost Determination |
| MCD | Maritime Compliance Division (AMSEC) |
| MCD | Military Couple(s) with Dependent(s) |
| MCD | Multiple-Car Discount (insurance) |
| MCD | Model Contract Document (UK) |
| MCD | Micro Controller Device (MILES Component) |
| MCD | Mid Central Door (Waite Park, MN) |
| MCD | Matra Club Deutschland eV (automobile club; Germany) |
| MCD | Michael Clarke Duncan (actor) |
| MCD | Master of Civic Design (University of Liverpool; UK) |
| MCD | Mitel Communications Director (call control software) |
| MCD | Multiple Cause of Death (mortality statistic) |