M
Initialism of medium (the manufactured size or an item of that size).
Entries starting with M
422 entries.
M15
nounAutomotive
A motor vehicle fuel blend with a 15% composition of methanol.
M85
nounAutomotive
A motor vehicle fuel composed of 85% methanol and 15% gasoline.
Ma Bell
Collectively, the family of companies associated with American Telephone & Telegraph, providing telephone service in the United States for many years through 1983.
Maarad
nounManufacturing
A kind of Egyptian cotton.
macaroni dress
A type of extravagant and flamboyant clothing worn by a subculture of young English men in the late 18th century.
machine
An answering machine or, by extension, voice mail.
machine lace
A style of lace that is made or replicated using mechanical means.
machine taper
nounMachining
A system for securing cutting tools or toolholders in the spindle of a machine tool.
machine tool
nounMachining
A tool, typically a power-driven machine and typically stationary, used especially for machining (removing hard material via cutting, grinding, or other subtractive processes) and (more broadly) for any mix of subtractive, forming/stamping, or additive work.
machining center
Any of a class of machine tools with computerized control and actuation, usually and especially of the CNC type.
macroconfocal
adjectiveOptics and imaging
Describing a confocal macro lens
macrosegregation
nounMetallurgy
A variation in the composition of a metal casting caused by irregular movement during solidification
macrostructure
nounMetallurgy
The gross structure of a pure metal or alloy, as revealed by magnifications of 10X or less.
macule
To blur or be blurred; especially to blur or double an impression from type.
mag wheel
A wheel for a motor vehicle, made from an alloy of magnesium, typically lighter and offering better heat conduction than steel wheels; often styled in a five-point star pattern; (sometimes also) a wheel made to look like such wheels but not truly of magnesium.
magazine
The portion of a warship where munitions are stored.
maglev
adjectiveRail equipment
Describing a train, system, etc, that operates by magnetic levitation.
magnetic circuit
A closed path of magnetic flux.
magnetic equator
A line drawn on a map or chart connecting all points at which the magnetic dip (or magnetic inclination) is zero for a specified epoch.
magnetic moment
The torque exerted on a magnet within a magnetic field; a vector, being the product of the strength of the magnet and the distance between its poles.
magnetic strip
A strip of magnetic material on which data is stored for later retrieval and reading by an electronic device.
magneto-optic effect
The property changes (i.e. polarization, spectrum, phase, intensity) in an electromagnetic wave when it propagates through a medium that has been altered by the presence of a quasistatic magnetic field.
magneto-optic Kerr effect
A magneto-optic effect in which light is reflected from a magnetized surface and may change both polarization and reflected intensity.
magnetoplasmadynamics
The scientific study of the motion of plasma in the presence of a magnetic field.
MAHLI
Initialism of Mars Hand Lens Imager, a scientific instrument of the Mars Science Laboratory on board the Curiosity rover on Mars.
A contrivance of interlinked rings, for rubbing off the loose hemp on lines and white cordage.
mail car
nounRail equipment
A railroad car in which mail is carried and sorted.
mail train
nounRail equipment
A train used by the postal service to transport mail, and in some cases, to sort mail en route.
mailcatcher
nounRail equipment
A device on a train for picking up mailbags while the train is in motion.
main
adjectiveMarine and shipyard
Belonging to or connected with the principal mast in a vessel.
main frame
nounManufacturing
the widest structural frame located near the middle of a ship
maincrop
The principal vegetable crop of a season (excluding early and late varieties).
mainframe
A large, powerful computer able to manage very many simultaneous tasks and communicate with very many connected terminals; used by large, complex organizations (such as banks and supermarkets) where continuously sustained operation is vital.
maingate
A tunnel admitting fresh air to the working face of a mine.
mainline
nounPlumbing
The pipeline carrying wastewater to the public drains or a septic tank.
mainspar
The main spar of an aircraft
major appliance
A nonportable or semiportable machine used for routine housekeeping tasks such as cooking, washing laundry, or food preservation.
make hay while the sun shines
To make hay during favourable (dry) weather.
make-before-break
adjectiveElectrical engineering
Of a switch or other electronic device, that creates a new electrical connection before an older one is broken.
make-ready
The process of preparing something for use.
makespan
nounManufacturing
The time difference between the start and finish of a sequence of jobs or tasks.
makeup
nounManufacturing
Replacement; material used to make up for the amount that has been used up.
malaxation
The process of slowly churning milled oil crops such as olives, allowing droplets of oil to aggregate for more effective separation.
male-to-female
adjectiveIndustrial electronics
That changes a male end (with pins, usually a plug) of a connection into a female one (usually a socket).
man-of-war
A powerful armed naval vessel, primarily one armed with cannon and propelled by sails; a warship.
man-tailored
adjectiveManufacturing
Of clothing, made in a masculine style, without feminine details such as frills.
managed motorway
Former name of smart motorway.
Manchester coding
A line code in which the encoding of each data bit has at least one transition and occupies the same time.
manchette
A vertical heading within a newspaper article.
manettino
A rotary switch in some Ferrari cars, mounted on the steering wheel, used to adjust the electronics governing suspension settings, traction control, electronic differential, and change speed of electronic gearbox.
manganesic
Containing manganese
manifold
A pipe fitting or similar device that connects multiple inputs and outputs.
maniverter
nounAutomotive
A component that integrates the functions of exhaust manifold and catalytic converter.
manlock
nounConstruction
An airlock through which workers pass into a chamber of compressed air, especially used in mines.
manriding
The transportation of workers around a mine by means of cages or trains etc.
mantrip
A shuttle for transporting miners down into an underground mine.
manual
nounAutomotive
A device that is operated using the hands, or by a human rather than a machine.
manual transmission
A multi-speed vehicle transmission, where gear changes require the driver to manually select the gears by operating a gear stick and clutch (which is usually a foot pedal for cars, or a hand lever for motorcycles).
manwinding
The transportation of workers up and down a mine by means of cages that are raised and lowered.