MTM

MTM may refer to:

Computing

 * Microsoft Test Manager, a diagnostic software tool

Science, technology, medicine and engineering

 * Mark-to-market accounting, or fair value accounting
 * Massive Thirring Model, in quantum field theory
 * Medication Therapy Management, pharmaceutical care by pharmacists
 * Methods-time measurement, a motion time system
 * Methyltrimethoxysilane, an organosilicon compound
 * Midwoofer-tweeter-midwoofer, a loudspeaker configuration
 * Model–test–model, in military combat modelling
 * Modified Transverse Mercator coordinate system, used in Eastern Canada
 * Motoren Technik Mayer, Wettstetten, Germany, a car tuner
 * Mountaintop removal mining
 * Methylthiomethyl ether, chemical compound
 * X-linked myotubular myopathy, form of centronuclear myopathy

Entertainment

 * MTM Enterprises, Mary Tyler Moore's production company
 * MTM Records, a MTM Enterprises record label
 * MTM (band), a Portuguese band

Transport

 * Martin Mill railway station, Dover, Kent, England; National Rail station code
 * Metlakatla Seaplane Base, Metlakatla, Alaska; IATA airport code and FAA location identifier
 * Metro Trains Melbourne, operator of the commuter train network in Melbourne, Victoria

Other

 * Ibanez MTM, a guitar brand
 * Made to measure clothing
 * MaineToday Media, media company
 * Mark-to-market accounting in economics
 * Max the Mutt College of Animation, Art & Design, Toronto, Ontario
 * Media Technology Monitor, a Canadian survey
 * Minnesota Transportation Museum, Saint Paul, Minnesota
 * Momentum, a financial indicator
 * Monster Truck Madness, a racing video game
 * A variant of the MT explosive motorboat, an Italian Royal Navy World War II motorboat designed to ram moored ships
 * The Swedish Agency for Accessible Media (Swedish: Myndigheten för tillgängliga medier)