M3, M-3 or M03 may refer to:

Computing and electronics

Intel m3 Intel Core M is a family of ultra low-voltage microprocessors belonging to the Intel Core series and designed specifically for ultra-thin notebooks, 2-in-1 detachables, and other mobile devices. The thermal design power (TDP) of all Core M microp ...

, a brand of microprocessors * M.3 (aka NF1/NGSFF), a specification for internally mounted expansion cards *

Leica M3 The Leica M3 is a 35 mm rangefinder camera by Ernst Leitz GmbH (now Leica Camera AG), introduced in 1954. It was a new starting point for Leitz, which until then had only produced screw-mount Leica cameras that were incremental improvements to ...

, a landmark 35mm rangefinder camera *

Modula-3 Modula-3 is a programming language conceived as a successor to an upgraded version of Modula-2 known as Modula-2+. While it has been influential in research circles (influencing the designs of languages such as Java, C#, and Python) it has not ...

(M3), a programming language * M3, a British

peak programme meter A peak programme meter (PPM) is an instrument used in professional audio that indicates the level of an audio signal. Different kinds of PPM fall into broad categories: *True peak programme meter. This shows the peak level of the waveform no ...

standard used for measuring the volume of audio broadcasts * m3, a macro processor for the AP-3 minicomputer, the predecessor to m4 * M3, a surface-mount version of the

1N4003 The 1N400x (or 1N4001 or 1N4000) series is a family of popular one-ampere general-purpose silicon rectifier diodes commonly used in AC adapters for common household appliances. Its blocking voltage varies from 50 volts (1N4001) to 1000 volts ...

general-purpose silicon rectifier diode * M3 (email client), an unreleased email client for the Vivaldi browser

Entertainment

* M3, a comic book created by Vicente Alcazar * M3 adapter, a Game Boy Advance movie player *

M3 (Canadian TV channel) M3 was a Canadian English language Category A cable and satellite specialty channel owned by Bell Media. Established in 1998 as MuchMoreMusic, the network began as a spin-off of the youth-oriented MuchMusic, targeting an older demographic wit ...

, a music and entertainment television channel * M3 (Hungarian TV channel), a Hungarian television channel * '' M3: Malay Mo Ma-develop'', a 2010 Philippine TV series *

M3 Music Card {{Infobox Information appliance , name = M3 Music Card , image = , manufacturer = Meizu , type = Digital audio playerPortable media player , releasedate = , connectivity = USB 2.0 , lifespan = since 2007 , unitssold ...

, a 2007 flash-based MP3 player * M3 Perfect, M3 Simply and M3 Real,

Nintendo DS and 3DS storage devices Homebrew, when applied to video games, refers to games produced by hobbyists for proprietary video game consoles which are not intended to be user-programmable. The official documentation is often only available to licensed developers, and the ...

*'' M3: Sono Kuroki Hagane'', a 2014 Japanese anime television series

Military

Weapons

* 37 mm Gun M3, a light American anti-tank gun * M3/M3E1 Multi-role Anti-armor Anti-tank Weapon System (MAAWS) (AKA: Carl Gustaf 8.4cm recoilless rifle), an 84 mm man-portable reloadable anti-tank recoilless rifle * 90 mm Gun M1/M2/M3, an American anti-aircraft and anti-tank gun *

105 mm Howitzer M3 The 105 mm Howitzer M3 was a U.S. light howitzer designed for use by airborne troops. The gun utilized the barrel of the 105 mm Howitzer M2, shortened and fitted to a slightly modified split trail carriage of the 75 mm pack howitzer. The ho ...

, an American light artillery piece *

Benelli M3 Super 90 The Benelli M3 is a dual-mode (hybrid pump-action and semi-automatic) shotgun designed and manufactured by Italian firearms manufacturer Benelli Armi SpA, and one of the "Benelli Super 90" series of semi-auto shotguns. The M3 holds a maximum of ...

, an Italian semi-automatic shotgun * M3 20mm cannon, a United States development of the Hispano-Suiza HS.404 *

M3 fighting knife The M3 trench knife or M3 fighting knife was an American military combat knife first issued in March 1943. The M3 was originally designated for issue to soldiers not otherwise equipped with a bayonet.Trzaska, Frank, (1996), U.S. Fighting Knives ...

, a World War II American issue knife *

M3 machine gun The M2 machine gun or Browning .50 caliber machine gun (informally, "Ma Deuce") is a heavy machine gun that was designed towards the end of World War I by John Browning. Its design is similar to Browning's earlier M1919 Browning machine gun, wh ...

, a variant of the M2 Browning *

M3 submachine gun The M3 is an American .45-caliber submachine gun adopted by the U.S. Army on 12 December 1942, as the United States Submachine Gun, Cal. .45, M3.Iannamico, Frank, ''The U.S. M3-3A1 Submachine Gun'', Moose Lake Publishing, , (1999), pp. 14, 22� ...

(AKA: Grease Gun), an American submachine gun *

M3 tripod The M3 tripod is a weapon mount used on the M2HB Browning machine gun and the Mk 19 grenade launcher. The M3 tripod has a total weight of 20 kilograms (44 pounds). The M205 tripod, formerly the XM205, is intended to replace it.Roosevelt Roads Naval Station Roosevelt Roads Naval Station is a former United States Navy base in the town of Ceiba, Puerto Rico. The site operates today as José Aponte de la Torre Airport, a public use airport. History In 1919, future US President Franklin D. Roosev ...

in Puerto Rico

Vehicles

M3 Amphibious Rig The M3 Amphibious Rig is a self-propelled, amphibious bridging vehicle that is used for the projection of tanks and other vehicles across water obstacles. Development and service Originally developed by the German firm Eisenwerke Kaiserslautern ( ...

, a German self-propelled amphibious bridging vehicle *

M3 Bradley The M3 Bradley Cavalry Fighting Vehicle (CFV) is an American tracked armored reconnaissance vehicle manufactured by BAE Systems Land and Armaments (formerly United Defense). A member of the Bradley Fighting Vehicle family, the M3 CFV is used by ...

, an American infantry fighting vehicle *

M3 Gun Motor Carriage The M3 Gun Motor Carriage (GMC) was a United States Army tank destroyer equipped with a 75 mm M1897A4 gun, which was built by the Autocar Company during World War II. After observing the new and often decisive, uses of armored vehicles ...

, American tank destroyer *

M3 half-track The M3 half-track was an American armored personnel carrier half-track widely used by the Allies during World War II and in the Cold War. Derived from the M2 half-track car, the M3 was extensively produced, with about 15,000 standard M3s and mo ...

, an armored military vehicle * M3 Lee, an American medium tank; also known as "M3 Grant" in Commonwealth service *

Panhard M3 The Panhard M3 VTT ( French: ''Véhicule de Transport de Troupes'') is an amphibious armoured personnel carrier. Developed as a private venture for the export market, the M3 was built with the same mechanical and chassis components as the Panhard ...

PTT, a French armored personnel carrier * (M3), a WWI British Royal Navy monitor * M3 Ram, a Canadian cruiser tank *

M3 Scout Car The M3 Scout Car (known as the White Scout Car in British Commonwealth service) was an American-produced armored car. The original M3 Scout Car was produced in limited numbers, while the improved M3A1 Scout Car saw wide service during World War ...

, an American armored vehicle *

M3 Stuart The M3 Stuart/Light Tank M3, was an American light tank of World War II. An improved version of the tank entered service as the M5 in 1942 to be supplied to British and other Commonwealth forces under lend-lease prior to the entry of the U.S. in ...

, an American light tank * , a Swedish Royal Navy mine layer * , a Swedish Navy mine sweeper (1940–1955) * , a British Royal Navy minelayer submarine of the post-WWI period

Music

Major third In classical music, a third is a Interval (music), musical interval encompassing three staff positions (see Interval (music)#Number, Interval number for more details), and the major third () is a third spanning four semitones.Allen Forte, ...

(M3), a type of musical interval *

Major thirds tuning Among alternative tunings for guitar, a major-thirds tuning is a regular tuning in which each interval between successive open strings is a major third ("M3" in musical abbreviation). Other names for major-thirds tuning include major-third tuni ...

(M3 tuning), a regular tuning with major-third intervals between successive strings *

Minor third In music theory, a minor third is a musical interval that encompasses three half steps, or semitones. Staff notation represents the minor third as encompassing three staff positions (see: interval number). The minor third is one of two com ...

(m3), a type of musical interval * ''M3'' (album), a 1999 album by Mushroomhead *

M3 (band) M3 was an American experimental rock group, founded by the brothers Roger Miller, Ben Miller and Larry Miller. Their name is a dual reference to the three M surnames, and also pun on the musical notation for a minor third. All three Miller brother ...

, an American rock band *

M3 Classic Whitesnake M3, M-3 or M03 may refer to: Computing and electronics * Intel m3, a brand of microprocessors * M.3 (aka NF1/NGSFF), a specification for internally mounted expansion cards * Leica M3, a landmark 35mm rangefinder camera * Modula-3 (M3), a prog ...

, a band featuring

Bernie Marsden Bernard John Marsden (born 7 May 1951) is an English rock and blues guitarist. He is primarily known for his work with Whitesnake, having written or co-written with David Coverdale many of the group's hit songs, such as " Fool for Your Lovin ...

Micky Moody Michael Joseph "Micky" Moody (born 30 August 1950) is an English guitarist, and a former member of the rock bands Juicy Lucy and Whitesnake. He was also a founder-member of Snafu. Together with his former Whitesnake colleague Bernie Marsden ...

and Neil Murray * M3 Records, a record label *

Korg M3 Korg M3 is a music workstation synthesizer manufactured by Korg Corporation and introduced at the Winter NAMM show during January, 2007, being released four months later. The M3 is the successor of the famous Triton series. The name is based on ...

, a workstation synthesizer

Science and medicine

* m³, the cubic metre, a unit of volume * M₃, the minimal modular, but non-

distributive lattice In mathematics, a distributive lattice is a lattice in which the operations of join and meet distribute over each other. The prototypical examples of such structures are collections of sets for which the lattice operations can be given by set ...

in mathematical order theory *

ATC code M03 M03A Muscle relaxants, peripherally acting agents M03AA Curare alkaloids :M03AA01 Alcuronium :M03AA02 Tubocurarine :M03AA04 Dimethyltubocurarine M03AB Choline derivatives :M03AB01 Suxamethonium M03AC Other quaternary ammonium compounds :M03AC ...

, ''Muscle relaxants'', a subgroup of the Anatomical Therapeutic Chemical Classification System * Messier 3 (M3), a globular cluster in the constellation Canes Venatici * Muscarinic acetylcholine receptor M₃, an acetylcholine receptor * The M-3 (My Mood Monitor) Screen, a mental health symptom checklist

Transport

Air transport

ABSA - Aerolinhas Brasileiras ABSA Aerolinhas Brasileiras S/A d/b/a LATAM Cargo Brasil (formerly TAM Cargo) is a cargo airline based in Campinas, Brazil. It operates scheduled services within Latin America and between Brazil and the United States as well as charter services. ...

IATA airline designator M3, a cargo airline based in Campinas, Brazil *

Miles M.3 Falcon The mile, sometimes the international mile or statute mile to distinguish it from other miles, is a imperial unit, British imperial unit and United States customary unit of distance; both are based on the older English unit of Unit of length, ...

, a 1930s British four-seat cabin monoplane

Automobiles

* Bisu M3, a Chinese MPV * BMW M3, a German compact performance car series *

BYD M3 The BYD M3, also marketed as the BYD ETP3 in Europe and BYD T3 is a 5-door van designed and produced by the Chinese automaker BYD Auto since 2014. BYD M3 and M3 DM The BYD M3 DM mini MPV was previewed by the M3 DM Concept during the 2014 Beijin ...

, a Chinese MPV * Dongfeng Fengxing Lingzhi M3, a Chinese MPV *

Haima M3 The Haima M3 is a subcompact sedan produced by the Chinese automaker Haima. Overview The production version of the Haima M3 sedan was launched during the 2013 Shanghai Auto Show, and it was made available to the Chinese car market with prices ...

, a Chinese subcompact sedan *

JAC Refine M3 The JAC Refine M3 is a compact MPV produced by JAC Motors. Overview The Refine M3 compact MPV was introduced as a near-production concept during the 2014 Beijing Auto Show. File:JAC Refine M3 01 Auto China 2014-04-23.jpg, Refine M3 Concept f ...

, a Chinese MPV

Roads and routes

Eastern Freeway (Melbourne) The Eastern Freeway is an urban freeway in eastern Melbourne, the state capital of Victoria, Australia. It is one of the most important freeways in terms of commuting to the city, connecting Alexandra Parade and Hoddle Street in the inner subu ...

, part of the M3 in Victoria, Australia *

EastLink (Melbourne) EastLink is a tolled section of the M3 freeway linking a large area through the eastern and south-eastern suburbs of Melbourne, Australia. EastLink is electronically tolled with no cash booths, using a system developed by SICE. The SICE Tol ...

, part of the M3 in Victoria, Australia * Highway M03 (Ukraine), an international highway connecting Kiev with Dovzhansky *

M3 highway (Russia) The Russian route M3 (also known as the ''Ukraine Highway'') is a major trunk road that runs across a distance of about 490 kilometres from Moscow to Russia's border with Ukraine. The highway starts at the crossing of Leninsky Prospekt and Mos ...

, another name for the Ukraine Highway in Russia *

M-3 (Michigan highway) M-3 is a north–south state trunkline highway in the Detroit metropolitan area of the US state of Michigan. For most of its length, the trunkline is known as Gratiot Avenue (, ). The trunkline starts in Downtown Detroit and runs through the cit ...

, a state highway in the Detroit metropolitan area * M3 motorway (disambiguation), several roads *

M3 (New York City bus) The M1, M2, M3, and M4 are four local bus routes that operate the Fifth and Madison Avenues Lines – along one-way pair of Madison and Fifth Avenues in the Manhattan borough of New York City. Though the routes also run along other major av ...

, a New York City Bus route in Manhattan *

M3 Milton–City Centre Route M3 is a bus route in Glasgow. It runs from Milton to the city centre via Springburn and Stobhill Hospital. It is operated commercially by First Glasgow. The service was formerly numbered 3. In October 2015, the frequency of the route was ...

, a bus route in Glasgow *

M3 (East London) Buffalo City (East London metropolitan area), like most South African cities, uses Metropolitan or "M" routes for important intra-city routes, a layer below National (N) roads and Regional (R) roads. Each city's M roads are independently numbere ...

, a Metropolitan Route in East London, South Africa *

M3 (Cape Town) The M3 is an expressway in Cape Town, South Africa, connecting the upper part of the City Bowl to the Southern Suburbs and ending in Tokai. For most of its route it parallels - though further to the south and west - the M4 (Main Road), whic ...

, a Metropolitan Route in Cape Town, South Africa *

M3 (Pretoria) The M3 road is a short metropolitan route in the City of Tshwane in Gauteng, South Africa. It consists of only one road (Nelson Mandela Drive) in the Pretoria CBD. Route The M3 begins at a junction with the M18 route (Thabo Sehume Street ...

, a Metropolitan Route in Pretoria, South Africa *

M3 (Port Elizabeth) Port Elizabeth, like most South African cities, uses Metropolitan or "M" routes for important intra-city routes, a layer below National (N) roads and Regional (R) roads. Each city's M roads are independently numbered. These roads naturally int ...

, a Metropolitan Route in Port Elizabeth, South Africa *

Route M-3 (MTA Maryland) LocalLink 85 is a bus route that operates in Baltimore and its suburbs. All trips operate from the Penn-North Metro Subway Station in Baltimore City to the Milford Mill Metro Subway Station in Pikesville. The route, which started operating on Aug ...

, a former bus route in Baltimore, Maryland *

Jalan Datuk Wira Poh Ah Tiam Jalan Datuk Wira Poh Ah Tiam (Malacca state route ), also known as Jalan Lorong Pandan, is a major highway in Malacca state, Malaysia. It was built in April 2007 and was named after former Malacca's State Assemblyman for Machap :''This is not to ...

, numbered M3 in Malacca, Malaysia *

M3 Road (Zambia) The M3 Road is a road in northern Zambia that connects Kasama, Zambia, Kasama in the Northern Province, Zambia, Northern Province with the Congo Pedicle border at Chembe in the Luapula Province via Luwingu and Mansa, Zambia, Mansa. The road cont ...

, road in Zambia

Rail transport

LCDR M3 class The LCDR M3 class was a class of 4-4-0 steam locomotives of the London, Chatham and Dover Railway. The class was designed by William Kirtley and introduced in 1891. History The class were an enlargement of Kirtley's earlier M1 and M2 clas ...

, a steam locomotive class of the London, Chatham & Dover Railway *

M1/M3 (railcar) The M1 and M3 are two similar series of electric multiple unit rail cars built by the Budd Company for the Long Island Rail Road, the Metro-North Railroad and Metro-North's predecessors, Penn Central and Conrail.Cudahy, p. 264 Originally bran ...

, a Long Island Rail Road and Metro-North Railroad railcar * Sri Lanka Railways M3, a diesel-electric locomotive class of Sri Lanka Railways * Line M3 (Budapest Metro), the North-South Line of the Budapest Metro, Hungary * M3 (Copenhagen) (City Circle Line or Cityringen), a future expansion of the Copenhagen Metro * M3 (Istanbul Metro), a rapid transit line in the European part of Istanbul, Turkey *

Milan Metro Line 3 Line 3 (''Linea Tre'' in Italian, also known as M3) is a subway line serving Milan, Italy. The line is part of the Milan Metro and is operated by ATM. Construction began in 1981 in order to be ready for the 1990 Football World Cup. It is also ca ...

, a subway line serving Milan, Italy

Other uses

* M3, an

ISO metric screw thread The ISO metric screw thread is the most commonly used type of general-purpose screw thread worldwide. They were one of the first international standards agreed when the International Organization for Standardization (ISO) was set up in 1947. Th ...

size * M3 (economics), a measure of the money supply * M3 (hieroglyph), the Ancient Egyptian baker's tool hieroglyph