| Acronym | Definition |
|---|
| MTR➣Motor |
| MTR➣Montreal (Amtrak station code; Montreal, Quebec, Canada) |
| MTR➣Meter |
| MTR➣Mountaintop Removal (coal mining method) |
| MTR➣Mass Transit Railway |
| MTR➣Mid-Term Review |
| MTR➣Mortar |
| MTR➣Muzeul Taranului Roman (Romanian: Romanian Peasant Museum) |
| MTR➣Movimiento Teresa Rodriguez (Spanish: Teresa Rodriguez Movement; Argentina) |
| MTR➣Manually Test a Response |
| MTR➣Mechanized Time Reporting |
| MTR➣Media Transfer Rate |
| MTR➣Management Traffic Regulator |
| MTR➣Mass Text Replacer |
| MTR➣Magnetization Transfer Ratio |
| MTR➣Meet the Robinsons (animated film) |
| MTR➣Museum of Television and Radio |
| MTR➣Marginal Tax Rate (How the government taxes us in brackets) |
| MTR➣Missile Testing Range (Russia) |
| MTR➣Mobile Termination Rate |
| MTR➣Ministry of Tourism |
| MTR➣Meridian Township Range (various locations) |
| MTR➣Materials Test Reactor |
| MTR➣Military Training Route |
| MTR➣Material Test Report |
| MTR➣Maximum Transmission Unit |
| MTR➣Motion to Revoke (bail or probation) |
| MTR➣Military Technical Revolution |
| MTR➣Missile Tracking Radar |
| MTR➣Mass Text Replacer (software) |
| MTR➣Miller Tabak Roberts Securities, LLC |
| MTR➣Medical Transcriptionist |
| MTR➣Maximum Transition Run |
| MTR➣Material Testing Reactor |
| MTR➣Management Team Review (various locations) |
| MTR➣Mean Time to Restore |
| MTR➣Magnetic Tape Recorder |
| MTR➣Mavalli Tiffin Room |
| MTR➣Module Test and Repair |
| MTR➣Magnetic Tape Recording |
| MTR➣Marine Transportation Related (EPA) |
| MTR➣Motorized Transportation Regiment (Iraqi Transportation Corps) |
| MTR➣Maximum Tolerable Risk |
| MTR➣Marubeni Techno Rubber Corporation (Japan) |
| MTR➣Mummy: the Resurrection (game) |
| MTR➣Minimum Technical Requirement |
| MTR➣Miniature Temperature Recorder |
| MTR➣Montour Railroad Company |
| MTR➣Mandatory Turn-In Repairable |
| MTR➣Minimum Technology Requirement |
| MTR➣Mobile Traffic Recording (collects all uplink information for a specific operator defined GSM mobile phone) |
| MTR➣Months To Roll |
| MTR➣Master in Translational Research |
| MTR➣Multiple Tablets Regimen (medical treatment) |
| MTR➣Military Training for Ratings |
| MTR➣Majandustegevuse Registrister |
| MTR➣Maritime Training Response (US FEMA) |
| MTR➣Multiple Threat Response |
| MTR➣Moon Town Records |
| MTR➣Maximun Thermal Retention (Columbia) |
| MTR➣Metallurgical Test Report |
| MTR➣Manufacturer's Test Results (oilfield casing) |
| MTR➣Merchandise Transfer Report |
| MTR➣Multi-User Transmitted Reference |