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emergency medical service.
Digital Technology. enhanced message service: a system for sending long or formatted text messages, images, music, etc., from one cell phone to another.
Compare SMS (def 1a).
European Monetary System.
express mail service: an international service offered by the postal operators of the Universal Postal Union (UPU).


[em] /ɛm/
noun, plural ems.
the letter M, m.
Also called mut, mutton. Printing.
  1. the square of any size of type used as the unit of measurement for matter printed in that type size.
  2. (originally) the portion of a line of type occupied by the letter M in type of the same size.
Printing. having the area of an em quad or the length of an em dash.
Origin of em
First recorded in 1860-65 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for EMS
Contemporary Examples
Historical Examples
  • At EMS I shall not be a conjuror: but I never part with my box.

    Vivian Grey Earl of Beaconsfield, Benjamin Disraeli
  • In summer, all the world—of Leipsic—goes out of town, to Baden or EMS.

    Funny Big Socks Sarah L. Barrow
  • I foresee a snub for our ambassador at EMS, but that is all.

    Lorraine Robert W. Chambers
  • The EMS, on the other hand, only serves towns of the second class.

    The Riddle of the Sands Erskine Childers
  • Yes, that must be it, for the EMS sailed yesterday from Southampton.

    A Cathedral Courtship Kate Douglas Wiggin
  • A 2-em quad is two "EMS" in width, and a 3-em quad three "EMS" in width.

    The Boy Craftsman A. Neely Hall
  • British order in council, blockading the EMS and rivers on the Baltic.

British Dictionary definitions for EMS


a town in W Germany, in the Rhineland-Palatinate: famous for the Ems Telegram (1870), Bismarck's dispatch that led to the outbreak of the Franco-Prussian War. Pop: 9666 (2003 est)
a river in W Germany, rising in the Teutoburger Wald and flowing generally north to the North Sea. Length: about 370 km (230 miles)


European Monetary System
enhanced messaging service: a system used for sending text messages containing special text formatting, animations, etc, to and from mobile phones


noun (printing)
Also called mutton, mut. the square of a body of any size of type, used as a unit of measurement
Also called pica em, pica. a unit of measurement used in printing, equal to one sixth of an inch
Word Origin
C19: from the name of the letter M
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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EMS in Medicine

EMS abbr.
electrical muscle stimulation

EM abbr.
electron microscope

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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