EM

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Contents 1 Computing 2 Scientific 3 Typography & orthography 4 Social 5 Music 6 Other

EM, Em or em has several meanings:

[edit] Computing

• em, "Editor for mortals" (an alternative to ed) [1]
• <em>, the HTML element for emphasis
• Expectation-maximization algorithm, used for statistical computing
• Electronic Music

[edit] Scientific

• Effective Microorganisms or EM-Technology by Dr. Teruo Higa
• Electromagnetic
• Electromagnetism (diamagnetism) as compared to ferromagnetism (paramagnetism)
• Electromigration - A common issue encountered in integrated circuit design
• Electron microscope
• Exametre (symbol Em), an SI unit of length (equal to 10¹⁸ metres)
• "end of medium" control code in the C0 control code set

[edit] Typography & orthography

• A unit of measure used in orthography, typography, and also CSS. The em space is one em wide.
• The em dash (—), which is one em wide.
• A phoneme of the Cyrillic alphabet letter 'M'. It corresponds directly to the Latin alphabet letter 'M' and is pronounced similarly.

[edit] Social

• An Enlisted Man of the United States Army.
• One of the Spivak pronouns.
• A common slang for "them", e.g. go get 'em, tiger!
• EM, Reuters Instrument Code for the 1-month LIBOR futures contracts at the Chicago Mercantile Exchange.
• The common short form of some given names, e.g. 'Emma', 'Emily', 'Emmett', 'Emmanuel', and 'Emerson'.
• Common abbreviation for electronic music.
• Common abbreviation for emerging markets.
• Common abbreviation for Evamade.net, a fan-community based around the Neon Genese Evangelion anime series.

[edit] Music

• EM and Em are abbreviations for the E Major and E Minor chords, respectively.
• Eminem, a rapper

[edit] Other

• The European Movement
• The IATA code for Aero Benin
• The IATA code for Empire Airlines
• Emergency management
• Extreme Makeover
• New Zealand Rail's EM class series of Electric Multiple Units.