Industrial and trades terminology · MLC-0113

Industrial and trades terms: M (380)

MA common abbreviation in textile production and retail for 'medium,' indicating a size classification for...
M15A fuel blend consisting of 15% methanol and 85% unleaded gasoline, along with corrosion inhibitors. Developed...
M85A fuel blend consisting of 85% methanol and 15% unleaded gasoline. This alternative fuel was explored for its...
MachineAn apparatus using electrical, mechanical, or chemical energy to perform work, consisting of a power source...
Machine laceA type of lace manufactured mechanically on specialized machines, replicating the appearance of handmade...
Machine taperA conical form machined onto a shaft or into a bore, designed to provide a precise and rigid connection...
Machine toolA power-driven machine that cuts, shapes, or forms metal or other rigid materials by removing material or by...
Machining centerA computer numerical control (CNC) machine tool capable of performing multiple machining operations, such as...
MacroconfocalDescribing an optical imaging technique that combines the principles of confocal microscopy with a larger...
MacrosegregationThe non-uniform distribution of alloying elements on a large scale within a solidified metal casting or...
MacrostructureThe overall structural features of a metal or alloy that are visible to the unaided eye or at low...
MaculeA printed sheet that has been spoiled or rendered unusable due to errors during the printing process. This...
Mag wheelA lightweight wheel cast or forged from a magnesium alloy, originally developed for racing applications to...
MagazineA secure compartment on a vessel used for storing ammunition, explosives, or other dangerous goods. Magazines...
MaglevA type of train system that uses magnetic levitation to suspend, guide, and propel vehicles, eliminating...
Magnetic circuitA closed path for magnetic flux, analogous to an electrical circuit for electric current. It typically...
Magnetic equatorAn imaginary line around the Earth where the magnetic field lines are horizontal, meaning the magnetic dip is...
Magnetic momentA measure of the strength and orientation of a magnetic source, such as a magnet or a current loop. It...
Magnetic stripA band of material containing iron-based magnetic particles used to store digital information, also known as...
Magneto-optic effectA phenomenon where light interacts with a material that is subjected to a magnetic field, resulting in...
Magneto-optic Kerr effectA magneto-optic phenomenon where the polarization of light reflected from a magnetic material changes when...
MagnetoplasmadynamicsThe study of the motion of electrically conducting fluids, such as plasmas, in the presence of magnetic...
MAHLIThe Mars Hand Lens Imager, a camera mounted on the robotic arm of the Curiosity rover on Mars. This...
MailA type of flexible armor or protective sheathing made of interlinked metal rings, used to protect parts of a...
Mail carA railway carriage specifically designed and equipped for the sorting, storage, and transportation of mail...
Mail trainA train whose primary purpose is the transport of postal mail, often on a high-priority schedule...
MailcatcherA device formerly used on railway post office cars to snatch mailbags from trackside cranes without stopping...
MainReferring to the largest or primary component of a ship's structure or rigging. For instance, the mainmast is...
Main frameThe primary structural base of a machine or piece of equipment, providing a rigid foundation for mounting all...
MaincropA crop variety that is planted to mature during the principal part of the growing season, intended for...
MaingateThe primary intake roadway providing access, ventilation, and transport services to a longwall coal face...
MainlineThe primary conduit in a plumbing system that carries water from the municipal supply into a building or...
MainsparA primary structural member that runs along the length of an aircraft wing, providing the main support for...
Make-before-breakA contact configuration in an electrical switch or relay where the new connection is established before the...
Make-readyThe preparatory steps and adjustments performed on a printing press before a production run begins. This...
MakespanThe total time required to complete a set of tasks or jobs from start to finish in a production or scheduling...
MakeupThe addition of a fluid, gas, or other substance to a system to replace material that has been consumed or...
MalaxationThe process of slowly churning or mixing olive paste after it has been milled, a key step in olive oil...
Male-to-femaleDescribing a type of electrical or mechanical connection where one component, the 'male' part, has a...
Managed motorwayA section of highway where active traffic management techniques are used to regulate traffic flow and...
ManchetteA short note, heading, or illustration printed in the side margin of a page, outside the main text block. It...
ManettinoA rotary switch, whose name means "little lever" in Italian, mounted on the steering wheel of some...
ManifoldA pipe or chamber with several openings, designed to collect or distribute fluids or gases to or from...
ManiverterAn automotive exhaust component that integrates the exhaust manifold and the catalytic converter into a...
ManlockA sealed chamber designed to allow personnel to pass between areas of different atmospheric pressures, such...
Man-of-warA historical designation for a naval warship, particularly a powerful sailing vessel from the 16th to the...
ManridingThe transportation of personnel within a mine, typically using specialized conveyances such as trains...
Man-tailoredDescribing a garment or product designed with styling details borrowed from traditional men's apparel, such...
MantripA specialized train or vehicle used to transport miners to and from their working areas within an underground...
ManualDescribing a type of transmission system in a vehicle where the driver manually selects gears using a shift...
Manual transmissionA type of vehicle gearbox that requires the driver to manually select gears using a shift lever and a clutch...
ManwindingThe process of transporting personnel vertically in a mine shaft using the hoisting system, also known as the...
Map pocketA storage compartment integrated into the interior of a vehicle, usually located on the door panel or the...
MapperA tool or software utility that creates a visual representation or logical correspondence between different...
MarabouThe soft, fluffy down feathers from the under-wing and tail of the marabou stork, used as a decorative trim...
MarbleA metamorphic rock primarily composed of recrystallized carbonate minerals, most commonly calcite or...
MarcellaA type of woven cotton fabric characterized by its raised, textured surface, resembling pique or waffle...
MARDIThe Mars Descent Imager, a camera designed to capture high-resolution color images of the Martian surface...
MarineRelating to the sea, oceans, or the commercial and military activities conducted upon them, such as shipping...
Marine glueA waterproof and flexible adhesive compound used for caulking the seams of wooden boat decks and hulls. It...
MarkA visual indicator on a line, chain, or cable to denote a specific length or depth. On an anchor chain, marks...
Market classA categorization system for agricultural commodities based on specific characteristics that influence their...
MaroonTo abandon a person ashore in a remote or uninhabited location with no apparent means of escape or rescue...
MARPOLThe principal international agreement for preventing pollution of the marine environment by ships from...
MARPOL 73/78The combined international treaty that regulates pollution from ships, merging an original 1973 convention...
MarquetryA decorative craft involving the creation of intricate pictures or patterns by fitting together precisely cut...
MarrowA workmate or partner in a mine, particularly in the historical coalfields of Northern England. Two or more...
Mars roverA robotic motor vehicle designed to travel across the surface of Mars after landing. These vehicles are...
MarshallingThe process of sorting and assembling individual railway wagons or cars into a complete train for a specific...
MartensiteA very hard and brittle crystalline structure formed in steel by rapid cooling (quenching) from a high...
MartindaleA unit of measurement indicating the abrasion resistance of a textile fabric, determined by a standardized...
Martindale methodA standardized test procedure used to assess the abrasion resistance of textile fabrics. Fabric samples are...
MarverA flat, smooth, and heat-resistant surface, typically made of steel or graphite, used in glassblowing to...
MashA mixture of ground grains, typically malted barley, mixed with hot water to convert starches into...
Mash tunA large vessel used in brewing and distilling to convert starches in grains into fermentable sugars. Grains...
MasherA tool used in food processing to crush or break down soft ingredients into a pulp or smooth consistency. It...
MashoutThe process in brewing where the mash, a mixture of malt and hot water, is heated to a specific temperature...
MashwortThe liquid extract produced during the mashing process in brewing or distilling, containing fermentable...
Mask workA two-dimensional or three-dimensional layout or design of an integrated circuit, representing the pattern of...
Mass storageA category of computer data storage devices capable of retaining large quantities of digital information for...
MastThe fruit of forest trees and shrubs, such as acorns, nuts, and berries, which serves as a food source for...
Master copyThe original, authoritative version of a document, artwork, or design from which all subsequent copies or...
MatchA plate, constructed from wood or metal, onto which the cope and drag halves of a casting pattern are mounted...
Match factorA parameter used in blasting design to describe the relationship between the explosive energy and the rock...
Match wagonAn unpowered rail vehicle, also known as a barrier or idler car, placed between a locomotive and a specific...
MatchboardA type of timber board featuring a tongue on one edge and a corresponding groove on the opposite edge. These...
Matchbox skirtA straight, narrow skirt that falls from the waist to just above or below the knee, resembling the...
MateA licensed officer on a merchant vessel who assists the master in the navigation and operation of the ship...
MatelotA heavy, double-faced woolen fabric characterized by a distinct ribbed or corded surface, resembling a...
MatrixA mold or die used in typography to cast individual pieces of metal type or entire lines of text. In hot...
MatrixingThe process of arranging and interconnecting multiple electronic components, such as switches or sensors, in...
MaundrilA type of miner's pick, typically one with a point at each end of the head, used for breaking hard rock and...
MAVENThe Mars Atmosphere and Volatile Evolution mission, a NASA spacecraft orbiting Mars to study its upper...
Max QThe point during a rocket's ascent when the dynamic pressure on the vehicle reaches its maximum value. This...
Maximum seek timeThe longest time required for the read/write head of a disk drive to move from its innermost track to its...
MazutA heavy, dark, viscous residual fuel oil obtained from petroleum distillation, primarily used in power plants...
MBAn abbreviation that can refer to a megabyte, a unit of digital information storage. One megabyte is equal to...
MBRA register in a computer's central processing unit that stores the data being transferred to and from the...
McIntire jointA type of electrical splice used for joining overhead electrical conductors, particularly in power...
McLarenA British automotive manufacturer renowned for producing high-performance sports cars and supercars. The...
MCOA Maintenance Carry-Over, which is a maintenance task or defect that is deferred for rectification at a later...
MCVA classification for a Medium Commercial Vehicle, a category of truck larger than a light commercial vehicle...
MDCA self-contained, modular enclosure that houses computing and networking equipment, including servers...
MDIThe physical interface on an Ethernet network device, such as a network card or switch port, that connects to...
MDMA system, known as a Meter Data Management system, that acts as a central repository for the vast quantities...
Mean distance between failureA reliability metric representing the average distance a vehicle, component, or system travels before a...
Mean free timeThe average duration between successive collisions of a particle in a system, such as molecules in a gas or...
MeasAn abbreviation for measurement, referring to the process of quantifying a physical quantity or property...
Measure twice and cut onceAn aphorism advising careful planning and verification of measurements before making any permanent alteration...
Mechanical spliceA method of joining two optical fibers or electrical conductors using a mechanical alignment device rather...
MechanobiologyThe study of how physical forces and mechanical properties influence biological processes at cellular and...
MECOAn acronym for Main Engine Cutoff, the event during a rocket launch when the vehicle's primary, first-stage...
MediumA substance that acts as a carrier for dyes, pigments, or chemical finishes applied to textiles. It provides...
Medium scale integrationA classification of integrated circuits containing hundreds of transistors on a single chip, developed in the...
MediumweightDescribing materials or components that fall within a middle range of weight or thickness compared to lighter...
MEDLIAn acronym for Mars Science Laboratory Entry, Descent, and Landing Instrumentation, a suite of sensors...
MeekerA type of harrow equipped with a series of small, closely spaced discs or teeth, designed for fine seedbed...
MeetTo encounter another train on a single-track railway line, requiring one train to wait in a siding while the...
Meet-me roomA secure, neutral facility within a data center or carrier hotel where multiple telecommunication carriers...
MegacandelaA unit of luminous intensity equal to one million candelas. The candela is the SI base unit for luminous...
MegacarrierA large, multinational transportation and logistics firm with extensive global reach and a commanding market...
MegagramA unit of mass equal to one million grams, also known as a metric ton or tonne. The gram is a unit of mass in...
MegahenryA unit of electrical inductance equal to one million henries. The henry is the SI derived unit of inductance...
MegajouleA unit of energy or work in the International System of Units (SI), equivalent to one million joules. It...
MegaohmA unit of electrical resistance equal to one million ohms. The ohm is the SI derived unit of electrical...
MegapascalA unit of pressure equal to one million pascals. The pascal is the SI derived unit of pressure, defined as...
MegasecondA unit of time equal to one million seconds. The second is the base unit of time in the International System...
MegatallDescribing a skyscraper that reaches a height of 600 meters (1,969 feet) or more. This classification is used...
Melt outTo remove a pattern from an investment casting mold by heating, causing the pattern material to melt and...
Memory bankA logical or physical grouping of memory modules or chips that function together as a single unit within a...
Memory cardA small, portable electronic data storage device that uses non-volatile flash memory to store digital...
Memory chipAn integrated circuit designed to store digital data, either temporarily or permanently. These chips are...
Memory effectA phenomenon observed in certain rechargeable batteries, particularly nickel-cadmium (NiCd) and some...
MeniscusThe curved surface of a liquid in a narrow tube or container, formed due to surface tension and the adhesive...
MensurationThe process of measuring standing trees, logs, and other forest products to determine their volume, growth...
MEPAn aircraft classification, Multi-Engine Piston, for airplanes equipped with two or more piston engines...
MERThe Mars Exploration Rover program, a NASA mission that deployed two robotic rovers, Spirit and Opportunity...
Merchant ironWrought iron or mild steel products, such as bars, angles, and channels, produced by a rolling mill for...
Mercury arc rectifierA type of electrical rectifier that converts alternating current (AC) to direct current (DC) using an arc...
MereseA small, raised ring or collar of glass applied to the pontil mark of a finished glass object, often to...
MeridianAn obsolete name for a size of metal type, equivalent to approximately 44 Didot points. This large display...
Meridional rayA light ray that lies within a plane containing the optical axis of a rotationally symmetric optical system...
Merry-go-roundA type of continuous train operation, primarily used for bulk materials like coal, where wagons are loaded...
MesaA raised region on a semiconductor wafer, created by etching away the surrounding material to electrically...
MeshA network topology where each device or node connects directly to every other device in the system, creating...
Mesh analysisA circuit analysis technique used to determine the currents flowing in planar electrical circuits by applying...
Mesh currentA theoretical current that circulates around a closed loop or mesh in an electrical circuit, used as a...
MetAn informal name for London's Metropolitan line, the world's first underground railway, which opened in 1863...
MetalA solid material that is typically hard, opaque, shiny, and possesses good electrical and thermal...
Metal masterA durable printing plate made from metal, typically aluminum, used in offset lithography for long print runs...
Metallic waterproofingA method of preventing water penetration into a structure by applying a layer of metal, such as lead, copper...
MetalliferousDescribing a mineral, ore, or rock deposit that contains metal in sufficient concentration to be a potential...
MetallistA skilled worker or artisan who specializes in working with metals, often in a decorative or artistic...
MetallographyThe study of the microstructure of metals and alloys, examining their internal structure and composition...
MetallostaticThe pressure exerted by a column of molten metal at a specific point, resulting from the force of gravity...
MetallurgicalRelating to the science and technology of metals and alloys, encompassing their extraction from ores...
MetalmanA miner who specializes in the extraction of metalliferous ores, such as those containing tin, copper, lead...
MetalsThe steel rails that form the track structure upon which railway vehicles run. These rails are precisely...
MetasedimentA sedimentary rock that has undergone metamorphism, changing its mineralogical and textural characteristics...
Metes and boundsA method of describing land parcels by referencing natural or artificial monuments, courses (directions), and...
Methyl t-butyl etherA chemical compound, also known as MTBE, formerly used as a gasoline additive to increase octane and reduce...
Methyl tert-butyl etherA chemical compound, commonly abbreviated as MTBE, that was historically added to gasoline to boost octane...
Methylcyclopentadienyl manganese tricarbonylAn organometallic compound, abbreviated as MMT, used as a gasoline additive to increase octane and reduce...
MetricA system of measurement based on units of ten, widely used in science, engineering, and most countries...
MetrolinerA high-speed passenger train service operated by Amtrak in the United States, primarily on the Northeast...
Mexican standoffA situation in which two or more parties are in a confrontation where no participant can gain an advantage or...
MFMedium Frequency, a range of electromagnetic waves spanning from 300 kilohertz (kHz) to 3 megahertz (MHz)...
MGAn abbreviation for Machine Glazed, referring to a type of paper or board that has a high gloss finish on one...
MGSThe Mars Global Surveyor, a robotic spacecraft launched by NASA in 1996 to orbit Mars and conduct a long-term...
MHLMobile High-Definition Link, an interface standard that allows mobile devices to connect to high-definition...
Mica insulatorA component made from mica, a naturally occurring mineral with excellent dielectric strength and thermal...
MicroboreA type of small-diameter piping system, particularly used in central heating installations, characterized by...
MicrocircuitA miniature electronic circuit fabricated on a semiconductor substrate, typically silicon, containing...
MicrocircuitryThe intricate network of miniature electronic components and their interconnections fabricated on a...
MicrocomputerA small, relatively inexpensive computer with a microprocessor as its central processing unit (CPU). It...
MicrocontrollerA compact integrated circuit designed to govern a specific operation within an embedded system, containing a...
MicrodoubletA small optical lens system consisting of two individual lens elements cemented or closely spaced together...
MicrofaciesThe total microscopic characteristics of a sedimentary rock, revealing its depositional environment and...
MicrogramA unit of mass in the International System of Units (SI) equal to one millionth of a gram. It is commonly...
MicrohybridA type of vehicle that incorporates a basic hybrid system, primarily featuring an enhanced starter-generator...
MicrokatalA unit of catalytic activity, representing one millionth (10^-6) of a katal. The katal is the SI unit for...
MicrokelvinA unit of thermodynamic temperature, equivalent to one millionth (10^-6) of a kelvin. The kelvin is the base...
MicromoleA unit of amount of substance equal to one millionth of a mole. The mole is the SI base unit for amount of...
MicrophonicsThe undesirable phenomenon where mechanical vibrations are converted into electrical signals within an...
MicroprocessorA programmable integrated circuit that serves as the central processing unit (CPU) of a computer or embedded...
MicrosatelliteAn artificial satellite with a wet mass (including fuel) between 10 and 100 kilograms. These small satellites...
MicrosecondA unit of time measurement equal to one millionth of a second, or 10⁻⁶ seconds. It is used to quantify events...
MicrosegregationThe localized variation in the chemical composition of an alloy that occurs on a microscopic scale during...
MicrostructureThe structural features of a material, such as grain size, shape, and distribution of phases, observable...
MicroteslaA unit of magnetic flux density equal to one millionth of a tesla. The tesla is the SI derived unit of...
MicrowalkA gait pattern for a legged robot where only one leg is lifted and moved at a time while the others remain...
MicrowalkingThe process by which a robot executes a series of small, controlled movements to achieve a precise final...
MICTORA high-density, matched-impedance connector system used for probing and interconnecting printed circuit...
MidairAn event or location occurring in the air during flight, distinct from ground operations. The term is most...
Middle mileThe segment of a telecommunications network that connects the core network infrastructure to the local access...
MidengineDescribing a vehicle design where the engine is positioned between the front and rear axles, typically behind...
MidfeatherA thin wall or pillar of rock or coal left in place between two adjacent mine workings, such as tunnels...
MILThe Malfunction Indicator Lamp, commonly known as the "Check Engine" light, located on a vehicle's dashboard...
MileA unit of length used in the imperial and United States customary systems of measurement for distance in...
Mile markerA roadside post or sign indicating the distance in miles from a designated starting point along a road or...
MilepostA marker placed along a road or highway indicating the distance from a specific starting point, typically...
MillA facility or machine designed to process raw materials into a more refined or usable form through mechanical...
Mill barA semi-finished length of metal, such as steel or aluminum, that has been formed by passing it through a...
Mill carA specialized railcar or heavy-duty vehicle designed for transporting raw materials, semi-finished products...
Miller effectThe phenomenon in electronics where the effective input capacitance of an inverting voltage amplifier is...
MilliarcsecondA unit of angular measurement equal to one thousandth of an arcsecond. An arcsecond is one-sixtieth of an...
MilligramA unit of mass equal to one thousandth of a gram. The gram is a unit of mass in the metric system, with the...
MillikatalA unit of catalytic activity, representing one thousandth (10^-3) of a katal. The katal is the SI unit for...
MillingA machining process that uses a rotating multi-point cutting tool to remove material from a workpiece...
Milling cutterA multipoint rotary tool used in a milling machine to remove material from a workpiece through its rotation...
Milling machineA machine tool that uses rotating multi-point cutting tools to remove material from a workpiece by advancing...
MilliohmmeterAn electrical measuring instrument designed to accurately determine very low resistance values, typically in...
MillisecondA unit of time measurement equivalent to one-thousandth of a second (10⁻³ s). It is used to quantify the...
MilpaA traditional agricultural system originating in Mesoamerica, characterized by the intercropping of maize...
Mine carA specialized rail vehicle used for transporting ore, waste rock, or supplies within a mine. These cars are...
Mineral rightThe legal ownership of the minerals beneath a tract of land, distinct from the ownership of the surface...
Mineral wagonA type of railway freight car, or goods wagon, designed specifically for carrying bulk minerals like coal...
MineralogyThe scientific study of minerals, including their crystal structure, physical and chemical properties...
Miner's mossA type of matting material, typically made from synthetic fibers, used in placer mining operations to trap...
MinicomputerA class of multi-user computers that emerged in the 1960s, smaller and less expensive than mainframe...
MinidiscA magneto-optical disc-based data storage format for digital audio, housed in a plastic cartridge similar to...
MinikinAn archaic name for a very small size of printing type, equivalent to approximately 3 points in the modern...
Minimum connecting timeThe shortest duration deemed necessary for a passenger and their baggage to transfer from an arriving flight...
Minimum seek timeThe shortest amount of time required for the read/write head of a disk drive to move from its current track...
MinionA historical size of printing type, approximately equivalent to 7 points in the modern point system. It was...
MinionetteA very small type size, even smaller than minion, historically used for fine print or compact text. This size...
MinisatelliteAn artificial satellite with a wet mass ranging from 100 kg to 500 kg. These satellites bridge the gap...
Mini-shinkansenA Japanese railway concept where conventional narrow-gauge lines are upgraded to allow Shinkansen (bullet...
Mi-partiA style of garment construction where a single item of clothing is divided into two or more distinct...
MirrorworkA type of embroidery that involves attaching small pieces of mirror, known as shisha, onto fabric using a...
MisclockA condition in a digital system where a timing signal fails to synchronize correctly between different...
MiscloseThe difference between the measured or calculated position of a survey point and its true or previously...
MisclosureThe amount by which a survey traverse or level loop fails to close exactly, representing the accumulated...
MisfigureAn error or deviation in the intended surface shape of an optical component, such as a lens or mirror, from...
MispickA defect in woven fabric where a weft yarn is either missing or incorrectly inserted across the warp yarns...
MispinA manufacturing error in assembly where a pin or similar fastener is incorrectly inserted or omitted from its...
MisregistrationAn error in printing where two or more colors or elements of an image are not perfectly aligned on the...
MisrunAn unsuccessful attempt to run a tool or equipment string into a wellbore, where the assembly fails to reach...
Missed approachA procedure executed by a pilot when an aircraft cannot safely land after an instrument or visual approach...
MistA fine spray of ink particles that can escape from the printing press during operation, particularly with...
Miter squareA hand tool for marking and verifying 45-degree and 90-degree angles, primarily for creating miter joints. It...
Mixed caseThe use of both uppercase (capital) and lowercase letters within a piece of text, as is standard for writing...
Mixed gaugeA railway track system where two or more different track gauges are laid on the same sleepers, allowing...
Mixed trainA railway train consisting of both passenger coaches and freight wagons, typically found on branch lines or...
MixerAn electronic circuit or device that combines two or more input signals into a single output signal. In radio...
MlAn abbreviation for milliliter, a unit of volume equal to one thousandth of a liter. The liter is a non-SI...
MLCAn abbreviation for Multi-Level Cell, a type of flash memory technology that stores more than one bit of...
MLSA multi-layered steel gasket, constructed from several thin sheets of steel that are embossed and coated with...
MMA unit prefix representing one million, derived from the Roman numeral M for one thousand multiplied by...
MMCA solid-state flash memory storage device based on the MultiMediaCard standard, used for data storage and...
MMFThe abbreviation for magnetomotive force, which is the force that produces magnetic flux in a magnetic...
MMODMicrometeoroid and Orbital Debris, a collective term for small, high-velocity objects in space that pose a...
MMSA communication service that allows users to send and receive messages containing multimedia content, such as...
MMTMethylcyclopentadienyl manganese tricarbonyl, an organometallic compound used as a gasoline additive to...
MMUA hardware component within a processor that translates virtual memory addresses into physical memory...
MNAn abbreviation for Merchant Navy, referring to the commercial shipping fleet of a country. This fleet...
MNPA service that enables a mobile telephone user to retain their phone number when changing from one mobile...
Mobile dataDigital information transmitted or received by a portable electronic device, such as a smartphone or tablet...
Mobile stationA portable device used for communication over a cellular network, encompassing both the mobile equipment and...
Mobile virtual network operatorA telecommunications company that provides mobile phone services without owning the underlying network...
Mock turtleneckA type of collar that stands upright around the neck but does not fold over or extend as high as a...
MOCVDAn abbreviation for Metal-Organic Chemical Vapor Deposition, a chemical vapor deposition method used to...
ModeA specific operational setting or configuration for a machine, system, or process. Each mode dictates how the...
Model numberA unique alphanumeric identifier assigned by a manufacturer to a specific product variant within a product...
Model-based designA methodology for designing complex control systems using mathematical models as the primary artifact...
Modified American planA hotel pricing structure that includes two meals per day, usually breakfast and dinner, in the room rate...
Modified bitumenA type of asphalt-based roofing material that incorporates polymer modifiers to enhance its flexibility...
Modular buildingA structure constructed off-site in controlled factory conditions in sections or modules, which are then...
ModulateTo vary one or more properties of a carrier wave, such as its amplitude, frequency, or phase, in accordance...
ModuleA self-contained, interchangeable unit within a hydraulic system that performs a specific function, such as...
MogulA steam locomotive wheel arrangement characterized by three pairs of driving wheels and a two-wheel leading...
MoilThe excess glass remaining on a blowpipe or punty after a blown-glass object has been detached. This...
Moisture scanA non-destructive inspection technique used to detect and quantify the presence of moisture within building...
Molding flashExcess material that escapes from the mold cavity during a molding process, forming a thin, unwanted layer...
MoleA massive coastal engineering structure, built of stone, concrete, or earth, that extends from the shore into...
Mole runA small, unlined bore or channel created underground by a soil displacement hammer, also known as a piercing...
Molex to SATA, lose all your dataA colloquial warning among computer enthusiasts regarding the use of certain Molex-to-SATA power adapter...
MomentThe turning effect produced by a force acting at a distance from a pivot point or axis of rotation. It is...
MomentlessDescribing a structural element or connection that is designed to transmit only axial or shear forces...
MONThe Motor Octane Number, a measure of a fuel's resistance to knocking or pre-ignition under high-load...
Money shiftAn accidental downshift to a gear lower than intended, occurring at high engine revolutions per minute (RPM)...
Money shiftingThe act of inadvertently selecting a gear that is too low for the current vehicle speed in a manual...
Monkey bikeA small, compact motorcycle characterized by its diminutive size, low seat height, and often foldable...
MonocultureThe agricultural practice of growing a single crop species on a large area of land, year after year. This...
MonofilamentA single, continuous strand of synthetic fiber, produced by extruding a polymer through a spinneret. Unlike...
MonoscopeA specialized type of cathode ray tube that generates a fixed video signal from a built-in pattern printed on...
MonostableDescribing a circuit or system that has only one stable state and one unstable state. When triggered, it...
MonotypeA brand of hot metal typesetting machine that casts individual letters as pieces of metal type, which are...
MontantA vertical framing member that forms the side of a panel, such as in a door, window, or piece of cabinetry...
Month handA farm laborer hired on a monthly basis, a common employment arrangement in historical and seasonal...
Month manA farm worker, particularly a male laborer, engaged under a contract for a month's duration. This employment...
MontonA heap of crushed silver or gold ore mixed with reagents, forming the basic unit of treatment in the historic...
MonumentA permanent or semi-permanent physical marker placed in the ground to designate a survey point, such as a...
MoonroofA type of sliding or tilting glass panel in a vehicle's roof that allows light and air to enter the cabin...
MoonwalkA specific maneuver performed by an aircraft during ground operations, where it moves backward using its own...
MoorTo secure a vessel in a particular place by means of anchors, cables, or lines attached to the shore or to...
Moose testA standardized evasive maneuver test performed on vehicles to assess their ability to avoid a sudden...
Mop-and-flopA method for installing sheet flooring, such as vinyl or linoleum, where adhesive is spread across the...
Mop-upThe final stage of fire suppression operations, involving extinguishing or removing smoldering material and...
Moravec's paradoxAn observation in artificial intelligence and robotics stating that, contrary to traditional assumptions...
Morse codeA method of encoding text characters as standardized sequences of short and long signals, known as dots and...
Morse taperA standardized conical shank and socket system used for mounting cutting tools, such as drill bits and...
MortiseA cavity or recess cut into a piece of wood, designed to receive a tenon or other projecting part to form a...
Mortise wheelA specialized cutting tool, typically circular with teeth or blades, designed for creating mortises in...
Mortise-and-tenon jointA traditional woodworking joint consisting of two components: a mortise, which is a hole or slot cut into one...
MortiserA woodworking machine designed to cut mortises, which are rectangular holes or slots, into a piece of wood...
MOSA type of semiconductor fabrication process used to create integrated circuits, particularly field-effect...
MOSFETA type of field-effect transistor that uses a metal-oxide-semiconductor structure to control the conductivity...
MOTAn abbreviation for Maintenance of Traffic, a detailed plan for managing vehicle, pedestrian, and worker...
MotherA locomotive that provides power and control to a consist of other locomotives, particularly in a...
MotherboardThe principal printed circuit board within an industrial computer or electronic control unit, serving as the...
MotifA recurring decorative design or pattern element used in textiles, such as a floral shape, geometric figure...
MotionA change in the position or orientation of an object over time, relative to a reference frame. It is...
Motion parallaxA monocular depth cue where objects closer to an observer appear to move faster and in the opposite direction...
Motive powerThe machinery or system that generates the force required to propel a train along a railway track. This...
Motive power depotA railway facility where locomotives and other traction units are stabled, refueled, serviced, and prepared...
Motor bogieA railway bogie equipped with traction motors that provide the motive power for a locomotive or multiple-unit...
Motor coachA type of bus designed for long-distance travel, distinguished from a transit bus by its higher level of...
Motor octane numberA measure of a fuel's resistance to engine knocking or pre-ignition under high-stress operating conditions...
MotorcarA small, self-propelled railway vehicle used by maintenance-of-way crews for inspecting tracks, transporting...
Mouldboard ploughAn agricultural implement used for primary tillage that cuts, lifts, and inverts a slice of soil, called a...
MoulderA skilled tradesperson who creates moulds for casting metal, or a machine that performs this function. In a...
MoundsmanA worker responsible for constructing and maintaining the earthworks or mounds used in certain industrial...
MouseA small lashing of twine or marline passed around the point and back of a hook to prevent it from...
Mouse bungeeA device designed to manage the cable of a wired computer mouse, preventing it from snagging or dragging on...
MouthblownDescribing a manufacturing technique for glass where molten glass is inflated by human breath through a...
MOVA voltage-dependent resistor used to protect electronic circuits from excessive transient voltages. The...
MovementThe internal mechanical assembly of an analog aircraft instrument that translates signals from sensors into...
MOVPEAn acronym for Metal-Organic Vapor Phase Epitaxy, a crystal growth technique used to deposit thin layers of...
Mower-conditionerA farm implement that cuts forage crops and then processes them to accelerate drying. It combines the...
MPAn abbreviation for 'milepost' or 'mile marker,' a numbered sign or marker placed alongside a railway track...
MPCAn advanced process control method that uses a dynamic model of a process to predict its future behavior and...
MPGAn abbreviation for miles per gallon, a common unit of fuel efficiency in the United States and the United...
MPSAn abbreviation for Main Propulsion System, the integrated set of components in a spacecraft or launch...
MRAn abbreviation for Main Reservoir, the primary compressed air storage tank in a locomotive's air brake...
MRBA Material Review Board, a cross-functional team within a manufacturing or engineering organization...
MROAn abbreviation for Maintenance, Repair, and Overhaul, encompassing all activities required to keep an...
MRTMass Rapid Transit: A public transportation system that uses high-capacity trains or other vehicles to move...
MSThe ship prefix for Motor Ship, indicating a vessel propelled by one or more internal combustion engines...
MSAAn abbreviation for Minimum Safe Altitude, the lowest altitude at which flight is permitted under specified...
MSBThe bit position in a binary number that has the greatest value. It represents the highest power of two in a...
MSHAThe Mine Safety and Health Administration is an agency of the United States Department of Labor that enforces...
MSIMedium-Scale Integration (MSI): A classification of integrated circuits containing hundreds of transistors on...
MSRMars Sample Return, a proposed multi-mission campaign to collect rock and soil samples from the surface of...
MTCA specialized type of shipping container designed for transporting meat, typically featuring hooks or rails...
MTFA Maintenance Test Flight performed after specific maintenance actions to verify an aircraft's airworthiness...
MTSOA Mobile Telephone Switching Office, the central switching point for a cellular network that connects mobile...
MudA drilling fluid additive that circulates down the drill string and back up the annulus during drilling...
Mud crackingA pattern of irregular cracks that forms on the surface of a material as it dries and shrinks. This...
Mud slabA thin, non-structural layer of unreinforced concrete poured over the ground before the main foundation slab...
MudcapA method of blasting that involves placing an explosive charge directly on the surface of a rock or boulder...
MudstoneA fine-grained sedimentary rock composed primarily of clay and silt-sized particles. It forms from the...
MuffA cylinder of glass formed by blowing a gather of molten glass into an elongated bubble. This bubble is then...
MufflerA component of a vehicle's exhaust system designed to reduce the noise produced by the engine's exhaust...
MulchA protective covering of organic or synthetic material spread over the ground, used in large-scale...
MuleA small, powerful tractor or locomotive used for moving railcars or heavy equipment within a shipyard, dock...
Mule twistA type of yarn spun on a spinning mule, characterized by a soft, lofty structure and a relatively low twist...
MullerA type of mixing machine used in foundries to prepare molding sand by thoroughly blending sand grains, clay...
MullockWaste rock or debris generated during mining operations that does not contain economically viable quantities...
MullockerA mine worker whose job is to clear and transport mullock, the non-valuable waste rock that is broken during...
MultialarmA classification of fire incident that requires the response of multiple fire companies or departments beyond...
MulticoreDescribing a processor that integrates two or more independent processing units, called cores, onto a single...
MultidropA communication network configuration where multiple devices share a single communication channel or line. In...
MultigaitDescribing a legged robot capable of employing several distinct gaits or patterns of leg movement to traverse...
MultigraphA type of office duplicating machine that uses interchangeable type or plates to print multiple copies of...
MultilinkA type of independent suspension system for a vehicle's wheels, characterized by three or more lateral arms...
MultipathA phenomenon in wireless communication where a radio signal reaches the receiver via two or more paths, due...
Multiple unitA self-propelled railway train consisting of several carriages permanently coupled together, where each or...
MultiplexerAn electronic device that selects one of several input signals and forwards it to a single output line. This...
MultipointDescribing a communication connection or network topology where three or more devices share a single...
MultipositiveA photographic film or digital file containing multiple positive images arranged for printing. This is used...
MultiprocessorA computer system containing two or more central processing units (CPUs) that share access to a single main...
MultiresolutionalDescribing an imaging or analysis technique that processes or represents data at multiple levels of detail or...
MultistageDescribing a rocket or missile composed of two or more sections, each with its own engines and propellant...
MultitrackDescribing a section of railway line that consists of two or more parallel tracks, allowing trains to operate...
MultitronicA brand name for a continuously variable transmission (CVT) developed by Audi, featuring a chain drive...
MultivibratorAn electronic circuit that generates a continuous, repetitive output waveform, typically square waves or...
Musang KingA highly prized cultivar of durian fruit, known for its distinctive golden-yellow flesh, creamy texture, and...
Mushroom headA type of fastener head, such as on a rivet or bolt, that is characterized by its rounded, dome-like shape...
MVAn abbreviation for medium voltage, referring to an electrical power distribution system classification. In...

380 of 7,361 terms in Industrial and trades terminology (MLC-0113). Request the full dataset.