| Acronym | Definition |
|---|
| MLR | Monthly Labor Review (Washington, DC) |
| MLR | Medical Loss Ratio (healthcare) |
| MLR | Multiple Linear Regression |
| MLR | Money Laundering Regulations (UK) |
| MLR | Modern Language Review (journal) |
| MLR | Michigan Law Review |
| MLR | Modern Law Review (UK) |
| MLR | Main Line of Resistance (military) |
| MLR | minimum lending rate |
| MLR | Mixed Leukocyte Reaction |
| MLR | Mixed Lymphocyte Response (biology) |
| MLR | Multiple Launch Rocket |
| MLR | Monodisperse Latex Reactor |
| MLR | Material Loss Review (US Treasury Department) |
| MLR | Mass Loss Rate |
| MLR | Matheran Light Railway (India) |
| MLR | Military Law Review |
| MLR | Money Laundering Risk |
| MLR | Mitsubishi Lancer Register |
| MLR | Muzzle-Loading Rifle |
| MLR | Multichannel Linear Recording |
| MLR | Matantei Loki Ragnarok (anime) |
| MLR | Medium Lift Replacement |
| MLR | Medico Legal Reporting |
| MLR | Management Level Review |
| MLR | Most Loaded Routing |
| MLR | Machine Learned Ranking (data analysis) |
| MLR | Medium Lending Rate |
| MLR | Medical Legal Report (India) |
| MLR | My Life Rocks (social utility; Facebook) |
| MLR | Moonshine Lunch Run (motorcycle rally; Illinois) |
| MLR | Mortar Locating Radar |
| MLR | Marine Life Resources |
| MLR | Multiple Location Risk |
| MLR | Manual Loop Request (DSL) |
| MLR | Maneuver Load Reduction |
| MLR | My Life Rules (Internet slang) |
| MLR | Maximum Likelihood Relaxation algorithm |
| MLR | Master Lot Record |
| MLR | Melbourne Law Review |
| MLR | Mainstream Law Report |
| MLR | Maïarská Lidová Republika (Czech: People's Republic of Hungary) |
| MLR | Maine Lawyers Review (publication) |
| MLR | March Leadership Retreat (New York) |
| MLR | Mountain Land Rehabilitation, Inc. (Utah) |
| MLR | Medical Liability Reform (various organizations) |
| MLR | Mauna Lani Resort (Hawaii) |
| MLR | Middle Latency Response |
| MLR | Multivariable Logistic Regression |