| Acronym | Definition |
|---|
| MOR | Morelos (State of México) |
| MOR | Mathematics of Operations Research |
| MOR | Ministry of Railways (China) |
| MOR | Meals on the Run (various locations) |
| MOR | Ministry of Revenue (various locations) |
| MOR | Mother of Runes (gaming) |
| MOR | Merchant of Record (financial fervices) |
| MOR | Midwest Orthopaedics at Rush (Chicago, IL) |
| MOR | Management by Objectives and Results (methodology) |
| MOR | Memorandum of Reprimand (military censure) |
| MOR | Modulus of Rupture |
| MOR | Magneto Optical Recording |
| MOR | Managed Object Repository |
| MOR | Manager Once Removed |
| MOR | Mid-Ocean Ridge |
| MOR | Masters of Reality (band) |
| MOR | Management of Risk (also seen as M_o_R; UK) |
| MOR | Model-Order-Reduction |
| MOR | Morendo (music; dying away in tone and time) |
| MOR | Monthly Operating Report |
| MOR | Medication Observation Record |
| MOR | Minimum Order Requirement |
| MOR | Meteorological Optical Range |
| MOR | Mortality Odds Ratio |
| MOR | Mortal Oscillatory Rate (Royal Rife) |
| MOR | Military Operations Research |
| MOR | Mission Operations Review |
| MOR | Middle-Of-Road |
| MOR | Mandatory Occurrence Report (aviation) |
| MOR | Mission Operations Room |
| MOR | Mouvements Oculaires Rapides (French: Rapid Eye Movements) |
| MOR | Master of Operations Research (College degree) |
| MOR | Monthly Organizational Report |
| MOR | Memorandum Of Record |
| MOR | Military Operational Requirement (NATO acronym) |
| MOR | Median Odds Ratio |
| MOR | Multi-wavelength Optical Repeater |
| MOR | Mission Operations Report |
| MOR | Monthly Operating Review |
| MOR | Master Ordnance Repair |
| MOR | Medical Officer Report |
| MOR | Model of Record |
| MOR | Mail Order Rule |
| MOR | Minister of Reality (band) |
| MOR | Market Opportunity Rating |
| MOR | Motor Operated Rheostat |
| MOR | Manufacturing Operation Recovery |
| MOR | Management Operating Ratio |
| MOR | Mid-Ocean Range |
| MOR | Multinational Opportunity Registration |
| MOR | Monthly Obligation Report |
| MOR | Mission, Base Operations, Renovation (US Army) |