M Guide, Meaning , Facts, Information and Description

M is the thirteenth letter of the Latin alphabet.

Table of contents

1 History 2 Alternate representations 2.1 Computing 3 Meanings for M 4 See also

History

The letter M represents the bilabialf nasal consonant sound [m] in Classical languages as well as the modern languages. It derives its shape from the Greek Μ or μ. Semitic Mem originally pictured water, in all probability.

Alternate representations

Mike represents the letter M in the NATO phonetic alphabet.

In international Morse code the letter M is DahDah: - -

In Braille the letter M is represented as ⠍ (in Unicode), the dot pattern:

XX
..
X.

Computing

In Unicode the capital M is codepoint U+004D and the lowercase m is U+006D.

The ASCII code for capital M is 77 and for lowercase m is 109; or in binary 01001101 and 01101101, correspondingly.

The EBCDIC code for capital M is 212 and for lowercase m is 148.

The numeric character references in HTML and XML are "M" and "m" for upper and lower case respectively.

Meanings for M

• In astronomy, M is an abbrevation for "Messier" in designations for the Messier Deepsky Objects.
• In biochemistry, M is the symbol for methionine.
• In calendars, M is often an abbreviation for Monday or for one of the months "March" or "May".
• In chemistry,
  • M is the symbol for molarity (M) of solutions.
  • m is the symbol for molality (m) of solutions.
• In the CMYK color model, M stands for the color magenta.
• In comic books, M is the name of a member of "Generation X", a team of younger mutants affiliated with and coached by some of the former "X-Men".
• In computing,
  • M is a binary prefix meaning 2²⁰ = 1,048,576 (cf. M as a Metric prefix below).
  • M is another name for the computer programming language MUMPS.
• In currency, M denotes million or millions when used after certain currency expressions, such as $25M (twenty-five million dollars).
• In film,
  • M is the name of a film from 1931 directed by Fritz Lang about a serial killer who preys on children; see M (1931 movie).
  • M is the name of a lesser-known film from 1951; see M (1951 movie).
  • In the James Bond books and films, M is the codename of the head of MI6; see M (James Bond).
• In international licence plate codes, M stands for Malta.
• In mathematics, m is used to denote slope in slope-intercept form. An M-set is the opposite of a set of uniqueness.
• In the Metric system,
  • M, mega, is an SI prefix denoting 10⁶ = 1,000,000 (one million) (cf. M in computing above)
  • m, milli, an SI prefix meaning 1/1000.
  • m denotes metre (or meter), the SI base unit for length.
• In music,
  • M is the assumed name of the artist Robin Scott, who performed the 1979 #1 hit song "Pop Muzik".
  • -M- is the artist name of the French singer Matthieu Chédid.
  • "M" is the pseudonym for a Jazz vocalist hired by Yoko Kanno (see M (singer))
• In physics, M-theory is a proposed solution for problems in superstring theories.
• In radiocommunication, M is one of the ITU prefixes allocated to the United Kingdom.
• In Roman numerals, M denotes one thousand, from mille in Latin.
• In video games,
  • M is the ESRB rating symbol for Mature.
  • M is the abbreviation for Mario, a Nintendo character.
  • The name of a glitch Pokemon, called 'M. (The real name consists of a glitchy symbol before and after the 'M.)
• M is an abbrevation for the Russian design bureau Myasishchev

See also

Two-letter combinations starting with M:

• ma mb mc md me mf mg mh mi mj mk ml mm mn mo mp mq mr ms mt mu mv mw mx my mz

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