| Acronym | Definition |
|---|
| MTS | Microsoft Transaction Server (Microsoft) |
| MTS | Manitoba Telecom Services |
| MTS | Mountains |
| MTS | Metropolitan Transit System |
| MTS | Master of Theological Studies |
| MTS | Marine Technology Society |
| MTS | Multi-Threaded Server |
| MTS | Message Transfer System (ITU-T - X.400) |
| MTS | Member of Technical Staff |
| MTS | Make to Stock |
| MTS | Marine Transportation System |
| MTS | Maladies Transmises Sexuellement (French: sexually transmitted diseases) |
| MTS | Monthly Treasury Statement |
| MTS | Multichannel Television Sound |
| MTS | Michigan Terminal System (virtual memory OS) |
| MTS | Message Transfer Service |
| MTS | Mesial Temporal Sclerosis |
| MTS | Mobile Telephone System |
| MTS | Manitoba Telephone System |
| MTS | Mass Transit System |
| MTS | Message Telephone Service |
| MTS | Manual Transfer Switch |
| MTS | Master Training Specialist (USN designation) |
| MTS | Multi-Spectral Targeting System |
| MTS | Message Telecommunications Service |
| MTS | Message Toll Service |
| MTS | Mitretek Systems |
| MTS | Menace to Society (band; gaming clan) |
| MTS | Multi-Tech Systems, Inc. |
| MTS | Motion Technology Selectorized (Life Fitness product) |
| MTS | Merloni TermoSanitari Spa (Italy) |
| MTS | Muir-Torre Syndrome |
| MTS | Ministry Training Strategy |
| MTS | Minimum Technical Standards |
| MTS | Moored Training Ship |
| MTS | Management Training Scheme (UK National Health System) |
| MTS | Medicare Transaction System (HCFA) |
| MTS | Morse Taper Shank (machine and drilling tool designation) |
| MTS | Management Tracking System |
| MTS | Mohr-Tranebjaerg Syndrome |
| MTS | Modernization Through Spares |
| MTS | Material Tracking System |
| MTS | Mantle Resources Inc. (Vancouver, BC, Canada; stock symbol) |
| MTS | Moving Target Simulator |
| MTS | Midwest Talent Search (Center for Talent Development at Northwestern University) |
| MTS | Machine Tractor Station (Russian collective farms) |
| MTS | Mental Test Score (geriatric assessment scale) |
| MTS | Marinetechnikschule (German Navy school) |
| MTS | Mechanical Threshold Stress |
| MTS | Monotone Treatment Response |
| MTS | Mobile Traffic Shaper (Cellglide) |
| MTS | Musculoskeletal Tumor Society |
| MTS | Mercury Tilt Switch |
| MTS | Manitoba Teacher's Society |
| MTS | Moscow Time Standard (GMT+0300) |
| MTS | Maintenance Test Set |
| MTS | Magnetic Tape Subsystem |
| MTS | Mobile Transaction Server (Aldata Solution Oyj) |
| MTS | Master Transportation Study |
| MTS | Multi Trailer System |
| MTS | mIRC Theme Standard |
| MTS | Monroe Transit System |
| MTS | Middletown Transit System (Middletown, OH) |
| MTS | Module-to-Truss Structure |
| MTS | Marine Tactical System |
| MTS | Meteoroid Technology Satellite |
| MTS | Multi Tasking Software |
| MTS | Motion and Time Study |
| MTS | Maple Trading System (gaming, Maplestory) |
| MTS | Maahad Tahfiz Sains (Malaysian school) |
| MTS | Mid-Tier Server |
| MTS | Methods for Testing and Specifications |
| MTS | Military Tracking System |
| MTS | McAllister Technical Services |
| MTS | Message Transmission Subsystem |
| MTS | Master Time Schedule |
| MTS | Magnetic Torquing System |
| MTS | Marion Transit Services |
| MTS | Measured Telephone Service(s) |
| MTS | Military Training Standard |
| MTS | Mobile Trace System (G-Gundam) |
| MTS | Missile Test Station |
| MTS | Man Transportable SOCRATES |
| MTS | Microwave Test Station |
| MTS | Mortar Tracking System |
| MTS | Mound Technical Solutions, Inc. (Mound Advanced Technology Center; Miamisburg, OH) |
| MTS | Meter Tonne Second |
| MTS | Methodology of Test Suites |
| MTS | Mobile Treatment System (vapor extraction system for contamination clean ups) |
| MTS | Material Test Specification (Sprint) |
| MTS | Masked Target Sensors |
| MTS | Manpower Tracking System |
| MTS | Middle Thermal Shield |
| MTS | Master of Tourism Studies |
| MTS | Maintenance Trainer Set |
| MTS | Monkey Trap Syndrome |
| MTS | Media Transcoding Server (Comverse Network Systems) |
| MTS | Management of Total Safety |
| MTS | Mobile Tracking Station/Set |
| MTS | Media Training Squadron |
| MTS | Magnetic Tape Synchronizer |
| MTS | Minimal Time Slicing |
| MTS | Merrill Transit System (Merrill, WI) |
| MTS | Mid-Term System |
| MTS | Majan Technical Services (Oman) |
| MTS | Money Transfer System |
| MTS | Methylphenidate Transdermal System |
| MTS | Marine Transaction Services (Norway) |
| MTS | Moisture Transport System (fabric technology) |
| MTS | Machine Translation System (computational linguistics) |
| MTS | Multiservice Transport Switch (Telabs) |
| MTS | Mobile TeleSystems (GSM cellular operator in Central and Eastern Europe) |
| MTS | Microsoft Terminal Services |
| MTS | Music Theory Society (various locations) |
| MTS | Movement Tracking System |