EM

EM

1. (international standards) Indeterminately reserved ISO 3166-1 alpha-2 country code for the European Union Intellectual Property Office.

This is an indeterminately reserved code, included as part of ISO 3166-1 on the request of the World Intellectual Property Organization due to its use in the WIPO ST.3 standard, and is not endorsed for general use by the ISO.

EM (countable and uncountable, plural EMs)

1. (biology, countable) Initialism of Effective Microorganism.
2. (energy) Initialism of Energy Management.
3. (countable) Abbreviation of electron microscope.
4. (uncountable) Abbreviation of electron microscopy.
5. (uncountable) Initialism of electromagnetism.

   Coordinate terms: EMF, EMR, EMC, EMI

6. (criminal justice) Initialism of electronic monitoring.
7. (business) Initialism of emerging market.
8. (education) Initialism of English medium.

EM (not comparable)

1. Abbreviation of electromagnetic.
   • 1992, Vernor Vinge, A Fire Upon the Deep, New York: Tor, →ISBN, →LCCN, →OCLC, page 315:

     Secondary drone got EM spectrum on the kill.

   • 2007 September 25, Bungie, Halo 3, Microsoft Game Studios, Xbox 360, level/area: Tsavo Highway:

     Commander, I can see most of it now. Readings are all over the EM spectrum.

• -me-, /me, M&E, ME, Me, Me., me

EM

1. Abbreviation of Euroopan mestaruus (“European Championship”).

• Audio

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EM

1. Initialism of Europameisterschaft (“European championship, Euros”).

EM n (definite singular EM-et, indefinite plural EM, definite plural EM-a)

1. Initialism of europameisterskap.

EM n

1. Initialism of Europamästerskap (“European championship”); a European championship (where a European champion is established)

Loosely defined in general (like "American championship"), but typically involves contestants from many different European countries.

• NM (“Nordic championship”)
• SM (“Swedish championship”)
• VM (“world championship”)

• EM in Svensk ordbok (SO)
• EM in Svenska Akademiens ordlista (SAOL)