EM
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EM, Em or em may mean:
- Effective Microorganisms or EM-Technology by Dr. Teruo Higa.
- Electromagnetism (diamagnetism) as compared to ferromagnetism (paramagnetism).
- Electromigration - A common issue encountered in Integrated_circuit design.
- An abbreviation for the Electron microscope.
- An EM (major chord) or Em (minor chord) used in musical notation for string instruments or 'Chordophones'.
- The em dash (—) is defined as one Em in width in orthography or typography.
- Em space is one Em wide. A term used for orthography or typography.
- An Enlisted Man of the United States Army.
- One Exametre equals 1018 metres or 1 E18 m.
- Expectation-maximization (EM) algorithm is an algorithm used for statistical computing.
- A phoneme of the Cyrillic alphabet letter 'M'. It corresponds directly to the Latin alphabet letter 'M' and is pronounced similarly.
- Also one of the Spivak pronouns.
- Eminem (Marshall Mathers)
- A common slang for "them". Ex: Go get'em tiger!
- EM, Reuters Instrument Code for the 1-month LIBOR futures contracts at the Chicago Mercantile Exchange