M is the thirteenth letter of the Latin alphabet and also the thirteenth letter in the english alphabet. It can also refer to the following. For other uses, see M (disambiguation). ... The Latin alphabet, also called the Roman alphabet, is the most widely used alphabetic writing system in the world today. ...

Miscellaneous abbreviations

• In information systems, M is often used as the abbreviation for the male sex in personal data records. Also commonly used in chat rooms.
• In calendars, M is often an abbreviation for Monday or for the months March or May.
• In Control Theory, M is the magnitude of the closed-loop frequency response.
• In French, and some English works by French authors, M. is an abbreviation for Monsieur.
• In clothing, M can mean "medium size". European clothing-size standard EN 13402 defines the size code M to refer to chest girths 94–102 cm for men's clothes and bust girths 90–98 cm for women's clothes. Manufacturers also use their own non-standard defining body measurements for this size code.
• In engineering, M designates an ISO metric screw thread, as in "an M8 screw".
• As an academic degree, M means magister or master.

Information System (example) An Information System (IS) is the system of persons, data records and activities that process the data and information in a given organization, including manual processes or automated processes. ... A calendar is a system for assigning calendar dates to days. ... Look up Month in Wiktionary, the free dictionary. ... For control theory in psychology and sociology, see control theory (sociology). ... Monsieur means My Lord in French, and is now generally used as an honorific for all men, the equivalent to the English Mister. ... Clothing protects the vulnerable nude human body from the extremes of weather, other features of our environment, and for safety reasons. ... Clothes-size label with EN 13402-1 pictogram and body dimensions in centimetres (found on a high-visibility jacket sold in the United Kingdom). ... Engineering is the discipline of acquiring and applying knowledge of design, analysis, and/or construction of works for practical purposes. ... The metric ISO screw threads are the world-wide most commonly used type of general-purpose screw thread. ... A degree is any of a wide range of status levels conferred by institutions of higher education, such as universities, normally as the result of successfully completing a program of study. ... This article does not cite any references or sources. ...

Arts and popular culture

Comic books

• M is a member of "Generation X", a team of younger mutants affiliated with and coached by some of the former "X-Men".
• M is a Norwegian comic strip.
• In the anime and manga Chobits, the online handle of Minoru Kokubunji.
• M is the codename of the leader/head of the League of Extraordinary Gentlemen in the comics, who, in Sir Arthur Connan Doyle's Sherlock Holmes, is know as Professor Moriarty

This article is about the Marvel Comics superheroine. ... Generation X was a Marvel Comics superhero team, a 1990s-era X-Men junior team. ... This article is about biological mutants. ... The X-Men are a group of comic book superheroes featured in Marvel Comics. ... An example of M strip. ... This article is about the comic strip, the sequential art form as published in newspapers and on the Internet. ... Serialized in Young Magazine Original run 2001 – 2002 No. ... // Hideki Motosuwa Japanese SeiyÅ« Tomokazu Sugita English Voice Actor Crispin Freeman Hideki Motosuwa ) is a 19-year-old (in the anime, 18) repeat student (ronin) attempting to get into university by studying at Seki cram school, which his parents have sent him to. ...

Games

• M is the ESRB rating symbol for Mature.
• M is the abbreviation for Mario, a Nintendo character. He wears a red hat which has a red capital "M" on it.
• 'M is the nickname of a certain glitch in the Pokémon video games, which takes the form of a wild pokémon.
• A player's "M" in poker is a measure of the health of his chip stack.

The ESRBs logo. ... Mario ) is a video game character created by Japanese game designer Shigeru Miyamoto and the official mascot of Nintendo. ... Nintendo Company, Limited (任天堂 or ニンテンドー Nintendō; NASDAQ: NTDOY, TYO: 7974 usually referred to as simply Nintendo, or Big N ) is a multinational corporation founded on September 23, 1889[1] in Kyoto, Japan by Fusajiro Yamauchi to produce handmade hanafuda cards. ... Pokémon Red and Pokémon Blue are the first two installments of the Pokémon series of role-playing video games, first released for the Game Boy in Japan in 1996, later released to the rest of the world in 1998 (North America) and 1999 (Europe and Australia), and... In no-limit or pot limit poker, a players M-ratio is a measure of the health of his chip stack as a function of the cost to play each round. ...

Transportation

• M is a New York City Subway line, the M train, which runs between Metropolitan Avenue in Queens, through Manhattan, to Bay Parkway in Brooklyn.
• In each of New York City & Los Angeles County, "M" is often the dominant character in insignia representing each governmental public mass transit angency, both designated as "M. T. A." & "Metropolitan Transportation Authority"
• Any route in the UK, Ireland, Australia and New Zealand beginning with M designates the road is a Motorway
• A route belonging to the Michigan Highway System is referred locally as an M route (i.e. State Route 3 would be called M-3)

Times Square–42nd Street station entrance The New York City Subway is a rapid transit system owned by the City of New York and leased to the New York City Transit Authority , an affiliate of the Metropolitan Transportation Authority and also known as MTA New York City Transit. ... Metropolitan Transportation Authority is the name of a governmental or quasi-governmental body in each of several areas: Metropolitan Transit Authority of Boston Massachusetts, now the Massachusetts Bay Transportation Authority — Boston, Massachusetts Los Angeles County Metropolitan Transportation Authority — Los Angeles County, California Metropolitan Transportation Authority — New York... Motorway symbol in UK, France and Ireland. ... This is a map of highways in the state of Michigan, however not all highways are in the map, nor are they all totally accurate. ...

Film

• M (James Bond), the codename of the fictional head of MI6 in the James Bond books and films
• M (film), a 1931 film by Fritz Lang
• M (1951 film), a remake of the 1931 film
• M (2007 film), a film by Hiroki Ryuichi
• M (South Korean film), a 2007 film by Lee Myung-se
• M, a defunct rating in the MPAA rating system
• M, a rating used by the Australian Office of Film and Literature Classification (Australia)
• M (videocassette format), a now-defunct professional videocassette format

M is a fictional character in Ian Flemings James Bond series, as well as the films in the Bond franchise. ... M is a 1931 German film directed by Fritz Lang and written by Lang and his wife Thea von Harbou. ... M is a 1951 a remake of Fritz Langs M (1931), shifting the action from Berlin to Los Angeles. ... The MPAA film rating system is a system used in the United States and instituted by the Motion Picture Association of America to rate a movie based on its content. ... The Office of Film and Literature Classification is a statutory censorship and classification body which provides day to day administrative support for the Classification Board which classified films, video games and publications in Australia, and the Classification Review Board which reviews films, computer games and publications when a valid application... M is the name of a professional videocassette format developed around 1982 by Matsushita and RCA. It was developed as a competitor to Sonys Betacam format. ...

Music

• M is a song by Ayumi Hamasaki.
• M is a techno-pop project of the artist Robin Scott; this project performed the 1979 #1 hit song "Pop Muzik".
• -M- is the artist name of the French singer Matthieu Chédid.
• "M" is the pseudonym for the American performance artist Mem Nahadr, a Jazz vocalist hired by Yoko Kanno; see M (singer).
• M can be a reference to rapper Eminem.
• M, a song by The Cure from their 1980 album Seventeen Seconds.
• M People were a band popular in the 1990s.
• A lower-case m placed after a note name indicates a minor chord (e.g., Em for an E minor chord).
• M is a male Korean singer also known as Lee Min Woo.

M is the 19th single released by Ayumi Hamasaki on December 13, 2000. ... Ayumi Hamasaki , October 2, 1978–) is an award-winning Japanese popular music (J-Pop) singer. ... For other uses see M (disambiguation) M is the name of Robin Scotts musical collaboration who had a UK hit in April 1979 with the track Pop Muzik, featuring the distinctive vocals of Brigit Vinchon. ... This article does not cite any references or sources. ... The song Pop Muzik was performed by Robin Scott, also known as M. He was a producer and musician, and the song was written as his resume of 25 years of pop music and being in the music business since 1954. ... Matthieu Chédid Matthieu Chédid is a French jazz singer/songwriter. ... Yoko Kanno , born March 19, 1964 in Miyagi Prefecture, Japan) is a composer, arranger and musician best known for her work on the soundtracks for many games, seminal anime films, TV series, live-action movies, and advertisements. ... Marshall Bruce Mathers III (born October 17, 1972), better known as Eminem or Slim Shady, is a Grammy and Academy Award-winning American rapper, record producer and actor from the Detroit, Michigan area. ... Seventeen Seconds is the second studio album by The Cure, released in April, 1980 by Fiction Records. ... M People are a British house music act from Manchester that formed in 1990. ... Generally speaking, a minor chord is any chord which has a minor third above its root, as opposed to a major chord which has a major third. ... Lee Min Woo (born July 28, 1979) is a singer and member of the Korean boy band Shinhwa. ...

Business

• M closely resembles the symbol of McDonald's, known as the Golden Arches.
• "M" (fragrance) is the debut fragrance from singer-songwriter Mariah Carey.
• m is used on the candy coated choclates "m&ms" made by the Mars Corporation.

McDonalds Corporation (NYSE: MCD) is the worlds largest chain of fast-food restaurants, primarily selling hamburgers, chicken, french fries, milkshakes and soft drinks. ... Image:McDonalds Logo. ... M is the debut fragrance of singer-songwriter Mariah Carey. ... For other uses, see Perfume (disambiguation). ... The term singer-songwriter refers to performers who both write and sing their own material. ... Mariah Carey (born March 27, 1970) is an American singer, songwriter, record producer, music video director, and actress. ...

Photography

• In photography, most SLR cameras use M to signify manual mode, where the user sets both aperture and shutter speed.

Photography [fәtɑgrәfi:],[foʊtɑgrәfi:] is the process of recording pictures by means of capturing light on a light-sensitive medium, such as a film or electronic sensor. ... This article is about SLR cameras in general. ...

Education

• In New Zealand's National Certificate of Educational Achievement (NCEA), M stands for 'merit', the second highest of the four grades.

The National Certificate of Educational Achievement (NCEA) is New Zealands official secondary school qualification normally offered to senior high school students— Year 11 through to Year 13. ...

Finance

• In common references to currency, M or m denotes million or millions, such as $25M (twenty-five million dollars).
• In traditional accounting practice, M designates thousand or thousands (from the Latin mille), and MM is used for million. Hence such traditional abbreviations as CPM for cost per thousand items of a retail good, or MCF for thousand cubic feet of (e.g.) natural gas.
• In economics, M is usually used to represent imports.
• Script capital M (Unicode 0x2133 ℳ) denotes the old German currency Goldmark.
• M is the symbol for Macy's department stores on the New York Stock Exchange

Look up million in Wiktionary, the free dictionary. ... It has been suggested that Accounting scholarship be merged into this article or section. ... For other uses, see Natural gas (disambiguation). ... Face-to-face trading interactions on the New York Stock Exchange trading floor. ... German 20 Mark banknote from 1914 (www. ... This article is about the R. H. Macy & Co. ... The New York Stock Exchange (NYSE), nicknamed the Big Board, is a New York City-based stock exchange. ...

Geographical abbreviations

• In international licence plate codes, M stands for Malta.
• As the first letter of a postal code:
  • In Canada, M stands for the City of Toronto.
  • In the United Kingdom, M stands for Manchester.
• In radiocommunication, M is one of the ITU prefixes allocated to the United Kingdom.
• In Denmark, the Copenhagen Metro is often abbreviated to M.

This is a list of vehicle country identification codes: Contents: Top - 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Note * Non-official Note1  There are other, unofficial codes in common... Postcodes are generally clearly visible outside Australia Post offices. ... Template:Hide = Motto: Template:Unhide = Diversity Our Strength Image:Toronto, Ontario Location. ... This article is about the City of Manchester in England. ... For other uses, see Radio (disambiguation). ... The ITU allocates call sign prefixes for radio and television stations of all types. ... The Copenhagen Metro, known simply as the Metro, is a rail rapid transit system serving Copenhagen and Frederiksberg, Denmark. ...

Grammar and Language

• M is often the abbreviation for the masculine grammatical gender.
• m represents a bilabial nasal in the International Phonetic Alphabet.
• Eh is the reconstructed name, signified and vocalisation of the sigil or rune depicted by the signifier: M.

In linguistics, grammatical gender is a morphological category associated with the expression of gender through inflection or agreement. ... The bilabial nasal is a type of consonantal sound, used in some spoken languages. ... Ehwaz is the reconstructed Proto-Germanic name of the e-rune Ɇ, meaning horse (cognate to Latin equus). ... In semiotics, a sign is generally defined as, ...something that stands for something else, to someone in some capacity. ... A rune can mean a single character in the Runic alphabet as well as an inscription of several runic charcters or symbols. ... In semiotics, a sign is generally defined as, ...something that stands for something else, to someone in some capacity. ...

Military

• M is the United States military designation for the word "Mark" "Model" in weapons, vehicles and other equipment, but not military aircraft. Started use in the early to mid 1930's. Prior usage was the word Model of with the year of adoption or standardization. The correct current usage is with the letter M and then the number assigned, e.g. M16 rifle, etc.
• In war time, the letter M is often written on the forehead of casualties to alert medics that the patient has been given morphine.
• In the NATO phonetic alphabet, M is "Mike".
• The NATO M band ranges from 60 to 100 GHz.
• M is an abbreviation for the Russian design bureau Myasishchev.

The word Mark, followed by number, is a common way to name a product in a production line, similar in meaning to Type. It is often abbreviated as Mk or M. Because a mark is often made to measure height or progress, by metonymy the word mark is used to... M16 (more formally United States Rifle, Caliber 5. ... This article is about the drug. ... FAA radiotelephony phonetic alphabet and Morse code chart. ... The M band is the range of radio frequencies from 60 GHz to 100 GHz in the electromagnetic spectrum. ... Categories: Aircraft stubs ...

Science, computing and industry

Astronomy

• In astronomy, M is an abbreviation for "Messier" in designations for the Messier Deepsky Objects.
• M stands for a reddish class of stars in the Morgan-Keenan system.
• M stands for a June 16 through 30 discovery, in the provisional designation of a comet (e.g. C/1860 M1, the Great Comet of 1860) or asteroid (e.g. (4314) 1979 ML₃).
• M would stand for Mars, in the provisional designation of any ring or natural satellite discovered around it.

For other uses, see Astronomy (disambiguation). ... The Messier objects are a set of astronomical objects catalogued by Charles Messier in his catalogue of Nebulae and Star Clusters first published in 1774. ... In astronomy, stellar classification is a classification of stars based initially on photospheric temperature and its associated spectral characteristics, and subsequently refined in terms of other characteristics. ... Adjectives: Martian Atmosphere Surface pressure: 0. ... Provisional designation of in astronomy is the naming convention applied to astronomical objects immediately following their discovery. ...

Biochemistry

• In biochemistry, M is the symbol for methionine.

Biochemistry (from Greek: , bios, life and Egyptian kēme, earth[1]) is the study of the chemical processes in living organisms. ... Methionine is an α-amino acid with the chemical formula HO2CCH(NH2)CH2CH2SCH3. ...

Chemistry

• M is the symbol for the molarity of solutions.
• m is the symbol for the sample mass of compounds.
• m is the symbol for the molality of a compound.
• M is the symbol for the molar mass of an element or compound.
• m is the magnetic quantum number, the third of the set of quantum numbers used to describe electrons.

This page refers to concentration in the chemical sense. ... This page refers to concentration in the chemical sense. ... Molar mass is the mass of one mole of a chemical element or chemical compound. ... By virtue of its charge and spin motion, an electron develops a magnetic field. ... A quantum number is a number used to parametrise certain properties of particles or other systems in quantum mechanics. ... For other uses, see Electron (disambiguation). ...

Colour

• In the CMYK color model, M stands for the colour [color] magenta.

Cyan, magenta, yellow, and key (black) CMYK (or sometimes YMCK) is a subtractive color model used in color printing. ... A color model is an abstract mathematical model describing the way colors can be represented as tuples of numbers, typically as three or four values or color components (e. ... Magenta is a color made up of equal parts of red and blue light. ...

Computing

• M, when used as a binary prefix, means 2²⁰ = 1,048,576 (cf. M as a metric prefix below, and the prefix mebi: Mi).
• M is another name for the computer programming language MUMPS.
• M-code, or just M, is the MATLAB programming language.
• On Wikipedia "m" can represent "minor edit"

// In computing, binary prefixes can be used to quantify large numbers where powers of two are more useful than powers of ten (such as computer memory sizes). ... Look up Cf. ... In computing, binary prefixes are often used to quantify large numbers where powers of two are more useful than powers of ten. ... Not to be confused with Matlab Upazila in Chandpur District, Bangladesh. ... Wikipedia does not yet have an article with this exact name. ...

Genetics

• Haplogroup M (mtDNA) is a human mitochondrial DNA (mtDNA) haplogroup.
• Haplogroup M (Y-DNA) is a Y-chromosomal DNA (Y-DNA) haplogroup.

In human genetics, Haplogroup M is a human mitochondrial DNA (mtDNA) haplogroup. ... In human genetics, Haplogroup M (M4) is a Y-chromosome haplogroup. ...

Mathematics

• m is used to denote slope in slope-intercept form. An M-set is the opposite of a set of uniqueness.
• Script capital M (Unicode 0x2133 ℳ) denotes a matrix.
• In the 1973 Handbook of Integer Sequences (a printed predecessor of the OEIS) sequences were numbered in lexicographic order prefixed by the letter M. Some older mathematical papers use these M numbers.

This article is about the mathematical term. ... Look up vorarephilia in Wiktionary, the free dictionary. ... In mathematics, a set of uniqueness is a concept relevant to trigonometric expansions which are not necessarily Fourier series. ... In mathematics, a matrix (plural matrices) is a rectangular table of elements (or entries), which may be numbers or, more generally, any abstract quantities that can be added and multiplied. ... The On-Line Encyclopedia of Integer Sequences (OEIS) is a web-based searchable database of integer sequences. ...

Measurement

• M (mega) is an SI prefix denoting 10⁶ = 1,000,000 (one million) (cf. M in computing above)
• m (milli) is an SI prefix meaning 1/1000.
• m denotes metre (or meter), the SI base unit for length.
• m is a widely used abbreviation for mile, as seen, for example, on road signs in the UK. In such instances, the metre is usually abbreviated as 'mtr' or similar to avoid confusion with miles.

mega- (symbol M) is an SI prefix in the SI system of units denoting a factor of 106, i. ... An SI prefix (also known as a metric prefix) is a name or associated symbol that precedes a unit of measure (or its symbol) to form a decimal multiple or submultiple. ... Look up million in Wiktionary, the free dictionary. ... Milli (symbol m) is an SI prefix in the SI system of units denoting a factor of 10-3, or 1/1,000. ... This article is about the unit of length. ... The SI system of units defines seven SI base units: physical units defined by an operational definition. ... “Miles” redirects here. ...

Physics

• M or m represents mass.
• M-theory is a proposed solution for problems in superstring theories.
• Script capital M (Unicode 0x2133 ℳ) denotes a torque.
• Upper-case M represents mutual inductance.
• M is the center of a rectangular face of the Brillouin zone of a hexagonal lattice.

For other uses, see Mass (disambiguation). ... M-theory is a solution proposed for the unknown theory of everything which would combine all five superstring theories and 11-dimensional supergravity together. ... Superstring theory is an attempt to explain all of the particles and fundamental forces of nature in one theory by modeling them as vibrations of tiny supersymmetric strings. ... For other senses of this word, see torque (disambiguation). ... Inductance is a physical characteristic of an inductor, which is an electrical device that produces at any time a voltage proportional to the instantaneous rate of change in current flowing through it. ... In mathematics and solid state physics, the first Brillouin zone is the primitive cell in the reciprocal lattice in momentum space. ...

Printing

• A capital M with a strikethrough (M) is used in the printing industry to denote one thousand, as in run quantity. For example, 4M is the equivalent of 4,000.

Automotive

• M is the symbol for the Toyota Motor Corporation's M family of engines. They were used from the 1960s through the 1990s. The M family were Toyota's most prestigious engines (apart from the uncommon V family V8) for 30 years. They were commonly found on the large Toyota Crown, Cressida, Celica Supra, and Supra models.

• M is the symbol for the high end performance BMW cars: M1, M3, M5, M6, Z3 M and the new Z4 M.

This article is about the automaker. ... For other uses, see BMW (disambiguation). ...

Medicine

• In a medical prescription, M means misce (Latin for "mix").

A medical prescription ) is an order (often in written form) by a qualified health care professional to a pharmacist or other therapist for a treatment to be provided to their patient. ...

Roman uses of M

• In the Roman naming convention, M is the abbreviation for the praenomen Marcus, and M' stands for Manius.
• In Roman numerals, M denotes one thousand. While the symbol had originally a different shape, it took on the shape of an M based on the association with Latin mille ("one thousand"). There are also separate Unicode characters for this number, 0x216F "Ⅿ" and 0x217F "ⅿ".
• In antiquity, the letter M was considered a symbol of eccentricity, based on the Greek word μωρός ("stupid").

... In the Roman naming convention used in ancient Rome, male names typically contain three proper nouns which are classified as praenomen (or given name), nomen gentile (or Gens name) and cognomen. ... As a first name, Marcus or Markus is of Roman origin. ... Manius Valerius Maximus Corvinus Messalla, was Roman consul in 263 BC. In this year, with his colleague Manius Otacilius (or Octaciius) Crassus, he gained a brilliant victory over the Carthaginians and Syracusans: more than sixty of the Sicilian towns acknowleged the supremacy of Rome, and the consuls concluded a peace... Roman numerals are a numeral system originating in ancient Rome, adapted from Etruscan numerals. ... Look up one thousand in Wiktionary, the free dictionary. ... The Unicode Standard, Version 5. ... In popular usage, eccentricity refers to unusual or odd behavior on the part of an individual. ...

Theology

• In theology and higher criticism, 'M' is an abbreviation for "M Gospel".
• In Christian symbolism, 'M' is a symbol of the Trinity, because of its three vertical lines.
• Ekchuah, the Mayan god of warriors and merchants, was referred to as 'M' by early modern scholars before being positively identified by name.
• Martyr, in the Christian Church; when the term M. follows the name of a Christian saint it denotes that the saint was a Martyr.